56816180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{91639}}^1$

素因数の和:91679

約数の個数: 24

約数和(自身を含む): 123164160

約数和(自身を除く): 66347980

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 91639, 183278, 366556, 458195, 916390, 1832780, 2840809, 5681618, 11363236, 14204045, 28408090, 56816180]

約数ペア:

[(1, 56816180), (2, 28408090), (4, 14204045), (5, 11363236), (10, 5681618), (20, 2840809), (31, 1832780), (62, 916390), (124, 458195), (155, 366556), (310, 183278), (620, 91639)]