7712020

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{5431}}^1$

素因数の和:5511

約数の個数: 24

約数和(自身を含む): 16426368

約数和(自身を除く): 8714348

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 5431, 10862, 21724, 27155, 54310, 108620, 385601, 771202, 1542404, 1928005, 3856010, 7712020]

約数ペア:

[(1, 7712020), (2, 3856010), (4, 1928005), (5, 1542404), (10, 771202), (20, 385601), (71, 108620), (142, 54310), (284, 27155), (355, 21724), (710, 10862), (1420, 5431)]