9687980

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{3251}}^1$

素因数の和:3409

約数の個数: 24

約数和(自身を含む): 20487600

約数和(自身を除く): 10799620

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 3251, 6502, 13004, 16255, 32510, 65020, 484399, 968798, 1937596, 2421995, 4843990, 9687980]

約数ペア:

[(1, 9687980), (2, 4843990), (4, 2421995), (5, 1937596), (10, 968798), (20, 484399), (149, 65020), (298, 32510), (596, 16255), (745, 13004), (1490, 6502), (2980, 3251)]