1812775820

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{677}}^1\times {\mathrm{5821}}^1$

素因数の和:6530

約数の個数: 48

約数和(自身を含む): 3978894528

約数和(自身を除く): 2166118708

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 677, 1354, 2708, 3385, 5821, 6770, 11642, 13540, 15571, 23284, 29105, 31142, 58210, 62284, 77855, 116420, 133883, 155710, 267766, 311420, 535532, 669415, 1338830, 2677660, 3940817, 7881634, 15763268, 19704085, 39408170, 78816340, 90638791, 181277582, 362555164, 453193955, 906387910, 1812775820]

約数ペア:

[(1, 1812775820), (2, 906387910), (4, 453193955), (5, 362555164), (10, 181277582), (20, 90638791), (23, 78816340), (46, 39408170), (92, 19704085), (115, 15763268), (230, 7881634), (460, 3940817), (677, 2677660), (1354, 1338830), (2708, 669415), (3385, 535532), (5821, 311420), (6770, 267766), (11642, 155710), (13540, 133883), (15571, 116420), (23284, 77855), (29105, 62284), (31142, 58210)]