15768020

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{6977}}^1$

素因数の和:7099

約数の個数: 24

約数和(自身を含む): 33410664

約数和(自身を除く): 17642644

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 6977, 13954, 27908, 34885, 69770, 139540, 788401, 1576802, 3153604, 3942005, 7884010, 15768020]

約数ペア:

[(1, 15768020), (2, 7884010), (4, 3942005), (5, 3153604), (10, 1576802), (20, 788401), (113, 139540), (226, 69770), (452, 34885), (565, 27908), (1130, 13954), (2260, 6977)]