1220334020

素因数分解:

$2^2\times 5^1\times {\mathrm{1019}}^1\times {\mathrm{59879}}^1$

素因数の和:60907

約数の個数: 24

約数和(自身を含む): 2565259200

約数和(自身を除く): 1344925180

約数列:

[1, 2, 4, 5, 10, 20, 1019, 2038, 4076, 5095, 10190, 20380, 59879, 119758, 239516, 299395, 598790, 1197580, 61016701, 122033402, 244066804, 305083505, 610167010, 1220334020]

約数ペア:

[(1, 1220334020), (2, 610167010), (4, 305083505), (5, 244066804), (10, 122033402), (20, 61016701), (1019, 1197580), (2038, 598790), (4076, 299395), (5095, 239516), (10190, 119758), (20380, 59879)]