520097140

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{159539}}^1$

素因数の和:159711

約数の個数: 24

約数和(自身を含む): 1098911520

約数和(自身を除く): 578814380

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 159539, 319078, 638156, 797695, 1595390, 3190780, 26004857, 52009714, 104019428, 130024285, 260048570, 520097140]

約数ペア:

[(1, 520097140), (2, 260048570), (4, 130024285), (5, 104019428), (10, 52009714), (20, 26004857), (163, 3190780), (326, 1595390), (652, 797695), (815, 638156), (1630, 319078), (3260, 159539)]