20012128890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{17519}}^1$

素因数の和:17672

約数の個数: 128

約数和(自身を含む): 54040089600

約数和(自身を除く): 34027960710

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 29, 30, 39, 58, 65, 78, 87, 101, 130, 145, 174, 195, 202, 290, 303, 377, 390, 435, 505, 606, 754, 870, 1010, 1131, 1313, 1515, 1885, 2262, 2626, 2929, 3030, 3770, 3939, 5655, 5858, 6565, 7878, 8787, 11310, 13130, 14645, 17519, 17574, 19695, 29290, 35038, 38077, 39390, 43935, 52557, 76154, 87595, 87870, 105114, 114231, 175190, 190385, 227747, 228462, 262785, 380770, 455494, 508051, 525570, 571155, 683241, 1016102, 1138735, 1142310, 1366482, 1524153, 1769419, 2277470, 2540255, 3048306, 3416205, 3538838, 5080510, 5308257, 6604663, 6832410, 7620765, 8847095, 10616514, 13209326, 15241530, 17694190, 19813989, 23002447, 26541285, 33023315, 39627978, 46004894, 51313151, 53082570, 66046630, 69007341, 99069945, 102626302, 115012235, 138014682, 153939453, 198139890, 230024470, 256565755, 307878906, 345036705, 513131510, 667070963, 690073410, 769697265, 1334141926, 1539394530, 2001212889, 3335354815, 4002425778, 6670709630, 10006064445, 20012128890]

約数ペア:

[(1, 20012128890), (2, 10006064445), (3, 6670709630), (5, 4002425778), (6, 3335354815), (10, 2001212889), (13, 1539394530), (15, 1334141926), (26, 769697265), (29, 690073410), (30, 667070963), (39, 513131510), (58, 345036705), (65, 307878906), (78, 256565755), (87, 230024470), (101, 198139890), (130, 153939453), (145, 138014682), (174, 115012235), (195, 102626302), (202, 99069945), (290, 69007341), (303, 66046630), (377, 53082570), (390, 51313151), (435, 46004894), (505, 39627978), (606, 33023315), (754, 26541285), (870, 23002447), (1010, 19813989), (1131, 17694190), (1313, 15241530), (1515, 13209326), (1885, 10616514), (2262, 8847095), (2626, 7620765), (2929, 6832410), (3030, 6604663), (3770, 5308257), (3939, 5080510), (5655, 3538838), (5858, 3416205), (6565, 3048306), (7878, 2540255), (8787, 2277470), (11310, 1769419), (13130, 1524153), (14645, 1366482), (17519, 1142310), (17574, 1138735), (19695, 1016102), (29290, 683241), (35038, 571155), (38077, 525570), (39390, 508051), (43935, 455494), (52557, 380770), (76154, 262785), (87595, 228462), (87870, 227747), (105114, 190385), (114231, 175190)]