71556020

素因数分解:

$2^2\times 5^1\times {\mathrm{1129}}^1\times {\mathrm{3169}}^1$

素因数の和:4307

約数の個数: 24

約数和(自身を含む): 150448200

約数和(自身を除く): 78892180

約数列:

[1, 2, 4, 5, 10, 20, 1129, 2258, 3169, 4516, 5645, 6338, 11290, 12676, 15845, 22580, 31690, 63380, 3577801, 7155602, 14311204, 17889005, 35778010, 71556020]

約数ペア:

[(1, 71556020), (2, 35778010), (4, 17889005), (5, 14311204), (10, 7155602), (20, 3577801), (1129, 63380), (2258, 31690), (3169, 22580), (4516, 15845), (5645, 12676), (6338, 11290)]