207717620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{601}}^1\times {\mathrm{1571}}^1$

素因数の和:2192

約数の個数: 48

約数和(自身を含む): 476957376

約数和(自身を除く): 269239756

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 601, 1202, 1571, 2404, 3005, 3142, 6010, 6284, 6611, 7855, 12020, 13222, 15710, 17281, 26444, 31420, 33055, 34562, 66110, 69124, 86405, 132220, 172810, 345620, 944171, 1888342, 3776684, 4720855, 9441710, 10385881, 18883420, 20771762, 41543524, 51929405, 103858810, 207717620]

約数ペア:

[(1, 207717620), (2, 103858810), (4, 51929405), (5, 41543524), (10, 20771762), (11, 18883420), (20, 10385881), (22, 9441710), (44, 4720855), (55, 3776684), (110, 1888342), (220, 944171), (601, 345620), (1202, 172810), (1571, 132220), (2404, 86405), (3005, 69124), (3142, 66110), (6010, 34562), (6284, 33055), (6611, 31420), (7855, 26444), (12020, 17281), (13222, 15710)]