173620340

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{81131}}^1$

素因数の和:81247

約数の個数: 24

約数和(自身を含む): 368014752

約数和(自身を除く): 194394412

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 81131, 162262, 324524, 405655, 811310, 1622620, 8681017, 17362034, 34724068, 43405085, 86810170, 173620340]

約数ペア:

[(1, 173620340), (2, 86810170), (4, 43405085), (5, 34724068), (10, 17362034), (20, 8681017), (107, 1622620), (214, 811310), (428, 405655), (535, 324524), (1070, 162262), (2140, 81131)]