876638020

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{11329}}^1$

素因数の和:11464

約数の個数: 48

約数和(自身を含む): 1901536560

約数和(自身を除く): 1024898540

約数列:

[1, 2, 4, 5, 10, 20, 53, 73, 106, 146, 212, 265, 292, 365, 530, 730, 1060, 1460, 3869, 7738, 11329, 15476, 19345, 22658, 38690, 45316, 56645, 77380, 113290, 226580, 600437, 827017, 1200874, 1654034, 2401748, 3002185, 3308068, 4135085, 6004370, 8270170, 12008740, 16540340, 43831901, 87663802, 175327604, 219159505, 438319010, 876638020]

約数ペア:

[(1, 876638020), (2, 438319010), (4, 219159505), (5, 175327604), (10, 87663802), (20, 43831901), (53, 16540340), (73, 12008740), (106, 8270170), (146, 6004370), (212, 4135085), (265, 3308068), (292, 3002185), (365, 2401748), (530, 1654034), (730, 1200874), (1060, 827017), (1460, 600437), (3869, 226580), (7738, 113290), (11329, 77380), (15476, 56645), (19345, 45316), (22658, 38690)]