160562020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{258971}}^1$

素因数の和:259011

約数の個数: 24

約数和(自身を含む): 348058368

約数和(自身を除く): 187496348

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 258971, 517942, 1035884, 1294855, 2589710, 5179420, 8028101, 16056202, 32112404, 40140505, 80281010, 160562020]

約数ペア:

[(1, 160562020), (2, 80281010), (4, 40140505), (5, 32112404), (10, 16056202), (20, 8028101), (31, 5179420), (62, 2589710), (124, 1294855), (155, 1035884), (310, 517942), (620, 258971)]