56965240

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{8737}}^1$

素因数の和:8911

約数の個数: 32

約数和(自身を含む): 128972880

約数和(自身を除く): 72007640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1304, 1630, 3260, 6520, 8737, 17474, 34948, 43685, 69896, 87370, 174740, 349480, 1424131, 2848262, 5696524, 7120655, 11393048, 14241310, 28482620, 56965240]

約数ペア:

[(1, 56965240), (2, 28482620), (4, 14241310), (5, 11393048), (8, 7120655), (10, 5696524), (20, 2848262), (40, 1424131), (163, 349480), (326, 174740), (652, 87370), (815, 69896), (1304, 43685), (1630, 34948), (3260, 17474), (6520, 8737)]