5313640

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1871}}^1$

素因数の和:1953

約数の個数: 32

約数和(自身を含む): 12130560

約数和(自身を除く): 6816920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 1871, 2840, 3742, 7484, 9355, 14968, 18710, 37420, 74840, 132841, 265682, 531364, 664205, 1062728, 1328410, 2656820, 5313640]

約数ペア:

[(1, 5313640), (2, 2656820), (4, 1328410), (5, 1062728), (8, 664205), (10, 531364), (20, 265682), (40, 132841), (71, 74840), (142, 37420), (284, 18710), (355, 14968), (568, 9355), (710, 7484), (1420, 3742), (1871, 2840)]