8870967140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{63364051}}^1$

素因数の和:63364067

約数の個数: 24

約数和(自身を含む): 21290321472

約数和(自身を除く): 12419354332

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 63364051, 126728102, 253456204, 316820255, 443548357, 633640510, 887096714, 1267281020, 1774193428, 2217741785, 4435483570, 8870967140]

約数ペア:

[(1, 8870967140), (2, 4435483570), (4, 2217741785), (5, 1774193428), (7, 1267281020), (10, 887096714), (14, 633640510), (20, 443548357), (28, 316820255), (35, 253456204), (70, 126728102), (140, 63364051)]