20090928508

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{491}}^1$

素因数の和:656

約数の個数: 192

約数和(自身を含む): 45705461760

約数和(自身を除く): 25614533252

約数列:

[1, 2, 4, 7, 14, 17, 28, 31, 34, 47, 59, 62, 68, 94, 118, 119, 124, 188, 217, 236, 238, 329, 413, 434, 476, 491, 527, 658, 799, 826, 868, 982, 1003, 1054, 1316, 1457, 1598, 1652, 1829, 1964, 2006, 2108, 2773, 2914, 3196, 3437, 3658, 3689, 4012, 5546, 5593, 5828, 6874, 7021, 7316, 7378, 8347, 10199, 11092, 11186, 12803, 13748, 14042, 14756, 15221, 16694, 19411, 20398, 22372, 23077, 24769, 25606, 28084, 28969, 30442, 31093, 33388, 38822, 40796, 46154, 47141, 49538, 51212, 57938, 58429, 60884, 62186, 77644, 85963, 92308, 94282, 99076, 106547, 115876, 116858, 124372, 161539, 171926, 173383, 188564, 202783, 213094, 217651, 233716, 258757, 323078, 329987, 343852, 346766, 392309, 405566, 426188, 435302, 492473, 517514, 601741, 646156, 659974, 693532, 715387, 784618, 811132, 870604, 898039, 984946, 1035028, 1203482, 1319948, 1361543, 1430774, 1461371, 1569236, 1796078, 1811299, 1969892, 2406964, 2723086, 2746163, 2861548, 2922742, 3447311, 3592156, 3622598, 5007709, 5446172, 5492326, 5845484, 6286273, 6894622, 7245196, 9530801, 10015418, 10229597, 10984652, 12161579, 12572546, 13789244, 15266663, 19061602, 20030836, 20459194, 23146231, 24323158, 25145092, 30533326, 38123204, 40918388, 42207833, 46292462, 48646316, 61066652, 84415666, 85131053, 92584924, 106866641, 162023617, 168831332, 170262106, 213733282, 295454831, 324047234, 340524212, 427466564, 590909662, 648094468, 717533161, 1181819324, 1435066322, 2870132644, 5022732127, 10045464254, 20090928508]

約数ペア:

[(1, 20090928508), (2, 10045464254), (4, 5022732127), (7, 2870132644), (14, 1435066322), (17, 1181819324), (28, 717533161), (31, 648094468), (34, 590909662), (47, 427466564), (59, 340524212), (62, 324047234), (68, 295454831), (94, 213733282), (118, 170262106), (119, 168831332), (124, 162023617), (188, 106866641), (217, 92584924), (236, 85131053), (238, 84415666), (329, 61066652), (413, 48646316), (434, 46292462), (476, 42207833), (491, 40918388), (527, 38123204), (658, 30533326), (799, 25145092), (826, 24323158), (868, 23146231), (982, 20459194), (1003, 20030836), (1054, 19061602), (1316, 15266663), (1457, 13789244), (1598, 12572546), (1652, 12161579), (1829, 10984652), (1964, 10229597), (2006, 10015418), (2108, 9530801), (2773, 7245196), (2914, 6894622), (3196, 6286273), (3437, 5845484), (3658, 5492326), (3689, 5446172), (4012, 5007709), (5546, 3622598), (5593, 3592156), (5828, 3447311), (6874, 2922742), (7021, 2861548), (7316, 2746163), (7378, 2723086), (8347, 2406964), (10199, 1969892), (11092, 1811299), (11186, 1796078), (12803, 1569236), (13748, 1461371), (14042, 1430774), (14756, 1361543), (15221, 1319948), (16694, 1203482), (19411, 1035028), (20398, 984946), (22372, 898039), (23077, 870604), (24769, 811132), (25606, 784618), (28084, 715387), (28969, 693532), (30442, 659974), (31093, 646156), (33388, 601741), (38822, 517514), (40796, 492473), (46154, 435302), (47141, 426188), (49538, 405566), (51212, 392309), (57938, 346766), (58429, 343852), (60884, 329987), (62186, 323078), (77644, 258757), (85963, 233716), (92308, 217651), (94282, 213094), (99076, 202783), (106547, 188564), (115876, 173383), (116858, 171926), (124372, 161539)]