2000461640

素因数分解:

$2^3\times 5^1\times {\mathrm{223}}^1\times {\mathrm{224267}}^1$

素因数の和:224501

約数の個数: 32

約数和(自身を含む): 4521242880

約数和(自身を除く): 2520781240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 223, 446, 892, 1115, 1784, 2230, 4460, 8920, 224267, 448534, 897068, 1121335, 1794136, 2242670, 4485340, 8970680, 50011541, 100023082, 200046164, 250057705, 400092328, 500115410, 1000230820, 2000461640]

約数ペア:

[(1, 2000461640), (2, 1000230820), (4, 500115410), (5, 400092328), (8, 250057705), (10, 200046164), (20, 100023082), (40, 50011541), (223, 8970680), (446, 4485340), (892, 2242670), (1115, 1794136), (1784, 1121335), (2230, 897068), (4460, 448534), (8920, 224267)]