7649540

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{5387}}^1$

素因数の和:5467

約数の個数: 24

約数和(自身を含む): 16293312

約数和(自身を除く): 8643772

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 5387, 10774, 21548, 26935, 53870, 107740, 382477, 764954, 1529908, 1912385, 3824770, 7649540]

約数ペア:

[(1, 7649540), (2, 3824770), (4, 1912385), (5, 1529908), (10, 764954), (20, 382477), (71, 107740), (142, 53870), (284, 26935), (355, 21548), (710, 10774), (1420, 5387)]