285168820

素因数分解:

$2^2\times 5^1\times {\mathrm{571}}^1\times {\mathrm{24971}}^1$

素因数の和:25551

約数の個数: 24

約数和(自身を含む): 599927328

約数和(自身を除く): 314758508

約数列:

[1, 2, 4, 5, 10, 20, 571, 1142, 2284, 2855, 5710, 11420, 24971, 49942, 99884, 124855, 249710, 499420, 14258441, 28516882, 57033764, 71292205, 142584410, 285168820]

約数ペア:

[(1, 285168820), (2, 142584410), (4, 71292205), (5, 57033764), (10, 28516882), (20, 14258441), (571, 499420), (1142, 249710), (2284, 124855), (2855, 99884), (5710, 49942), (11420, 24971)]