20122872392

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{397}}^1\times {\mathrm{1439}}^1$

素因数の和:1903

約数の個数: 128

約数和(自身を含む): 47041689600

約数和(自身を除く): 26918817208

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 37, 56, 68, 74, 119, 136, 148, 238, 259, 296, 397, 476, 518, 629, 794, 952, 1036, 1258, 1439, 1588, 2072, 2516, 2779, 2878, 3176, 4403, 5032, 5558, 5756, 6749, 8806, 10073, 11116, 11512, 13498, 14689, 17612, 20146, 22232, 24463, 26996, 29378, 35224, 40292, 47243, 48926, 53243, 53992, 58756, 80584, 94486, 97852, 102823, 106486, 117512, 171241, 188972, 195704, 205646, 212972, 249713, 342482, 372701, 377944, 411292, 425944, 499426, 571283, 684964, 745402, 822584, 905131, 998852, 1142566, 1369928, 1490804, 1747991, 1810262, 1997704, 2285132, 2981608, 3495982, 3620524, 3998981, 4570264, 6335917, 6991964, 7241048, 7997962, 9711811, 12671834, 13983928, 15995924, 19423622, 21137471, 25343668, 31991848, 38847244, 42274942, 50687336, 67982677, 77694488, 84549884, 135965354, 147962297, 169099768, 271930708, 295924594, 359337007, 543861416, 591849188, 718674014, 1183698376, 1437348028, 2515359049, 2874696056, 5030718098, 10061436196, 20122872392]

約数ペア:

[(1, 20122872392), (2, 10061436196), (4, 5030718098), (7, 2874696056), (8, 2515359049), (14, 1437348028), (17, 1183698376), (28, 718674014), (34, 591849188), (37, 543861416), (56, 359337007), (68, 295924594), (74, 271930708), (119, 169099768), (136, 147962297), (148, 135965354), (238, 84549884), (259, 77694488), (296, 67982677), (397, 50687336), (476, 42274942), (518, 38847244), (629, 31991848), (794, 25343668), (952, 21137471), (1036, 19423622), (1258, 15995924), (1439, 13983928), (1588, 12671834), (2072, 9711811), (2516, 7997962), (2779, 7241048), (2878, 6991964), (3176, 6335917), (4403, 4570264), (5032, 3998981), (5558, 3620524), (5756, 3495982), (6749, 2981608), (8806, 2285132), (10073, 1997704), (11116, 1810262), (11512, 1747991), (13498, 1490804), (14689, 1369928), (17612, 1142566), (20146, 998852), (22232, 905131), (24463, 822584), (26996, 745402), (29378, 684964), (35224, 571283), (40292, 499426), (47243, 425944), (48926, 411292), (53243, 377944), (53992, 372701), (58756, 342482), (80584, 249713), (94486, 212972), (97852, 205646), (102823, 195704), (106486, 188972), (117512, 171241)]