20550147320

素因数分解:

$2^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{829}}^1\times {\mathrm{2593}}^1$

素因数の和:3672

約数の個数: 64

約数和(自身を含む): 46505232000

約数和(自身を除く): 25955084680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 239, 478, 829, 956, 1195, 1658, 1912, 2390, 2593, 3316, 4145, 4780, 5186, 6632, 8290, 9560, 10372, 12965, 16580, 20744, 25930, 33160, 51860, 103720, 198131, 396262, 619727, 792524, 990655, 1239454, 1585048, 1981310, 2149597, 2478908, 3098635, 3962620, 4299194, 4957816, 6197270, 7925240, 8598388, 10747985, 12394540, 17196776, 21495970, 24789080, 42991940, 85983880, 513753683, 1027507366, 2055014732, 2568768415, 4110029464, 5137536830, 10275073660, 20550147320]

約数ペア:

[(1, 20550147320), (2, 10275073660), (4, 5137536830), (5, 4110029464), (8, 2568768415), (10, 2055014732), (20, 1027507366), (40, 513753683), (239, 85983880), (478, 42991940), (829, 24789080), (956, 21495970), (1195, 17196776), (1658, 12394540), (1912, 10747985), (2390, 8598388), (2593, 7925240), (3316, 6197270), (4145, 4957816), (4780, 4299194), (5186, 3962620), (6632, 3098635), (8290, 2478908), (9560, 2149597), (10372, 1981310), (12965, 1585048), (16580, 1239454), (20744, 990655), (25930, 792524), (33160, 619727), (51860, 396262), (103720, 198131)]