174909140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{557}}^1\times {\mathrm{2243}}^1$

素因数の和:2816

約数の個数: 48

約数和(自身を含む): 420723072

約数和(自身を除く): 245813932

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 557, 1114, 2228, 2243, 2785, 3899, 4486, 5570, 7798, 8972, 11140, 11215, 15596, 15701, 19495, 22430, 31402, 38990, 44860, 62804, 77980, 78505, 157010, 314020, 1249351, 2498702, 4997404, 6246755, 8745457, 12493510, 17490914, 24987020, 34981828, 43727285, 87454570, 174909140]

約数ペア:

[(1, 174909140), (2, 87454570), (4, 43727285), (5, 34981828), (7, 24987020), (10, 17490914), (14, 12493510), (20, 8745457), (28, 6246755), (35, 4997404), (70, 2498702), (140, 1249351), (557, 314020), (1114, 157010), (2228, 78505), (2243, 77980), (2785, 62804), (3899, 44860), (4486, 38990), (5570, 31402), (7798, 22430), (8972, 19495), (11140, 15701), (11215, 15596)]