8428934980

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{73951}}^1$

素因数の和:74140

約数の個数: 48

約数和(自身を含む): 18263185920

約数和(自身を除く): 9834250940

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 139, 164, 205, 278, 410, 556, 695, 820, 1390, 2780, 5699, 11398, 22796, 28495, 56990, 73951, 113980, 147902, 295804, 369755, 739510, 1479020, 3031991, 6063982, 10279189, 12127964, 15159955, 20558378, 30319910, 41116756, 51395945, 60639820, 102791890, 205583780, 421446749, 842893498, 1685786996, 2107233745, 4214467490, 8428934980]

約数ペア:

[(1, 8428934980), (2, 4214467490), (4, 2107233745), (5, 1685786996), (10, 842893498), (20, 421446749), (41, 205583780), (82, 102791890), (139, 60639820), (164, 51395945), (205, 41116756), (278, 30319910), (410, 20558378), (556, 15159955), (695, 12127964), (820, 10279189), (1390, 6063982), (2780, 3031991), (5699, 1479020), (11398, 739510), (22796, 369755), (28495, 295804), (56990, 147902), (73951, 113980)]