31122841540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{521}}^1\times {\mathrm{426691}}^1$

素因数の和:427228

約数の個数: 48

約数和(自身を含む): 74838363264

約数和(自身を除く): 43715521724

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 521, 1042, 2084, 2605, 3647, 5210, 7294, 10420, 14588, 18235, 36470, 72940, 426691, 853382, 1706764, 2133455, 2986837, 4266910, 5973674, 8533820, 11947348, 14934185, 29868370, 59736740, 222306011, 444612022, 889224044, 1111530055, 1556142077, 2223060110, 3112284154, 4446120220, 6224568308, 7780710385, 15561420770, 31122841540]

約数ペア:

[(1, 31122841540), (2, 15561420770), (4, 7780710385), (5, 6224568308), (7, 4446120220), (10, 3112284154), (14, 2223060110), (20, 1556142077), (28, 1111530055), (35, 889224044), (70, 444612022), (140, 222306011), (521, 59736740), (1042, 29868370), (2084, 14934185), (2605, 11947348), (3647, 8533820), (5210, 5973674), (7294, 4266910), (10420, 2986837), (14588, 2133455), (18235, 1706764), (36470, 853382), (72940, 426691)]