156198020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{709991}}^1$

素因数の和:710011

約数の個数: 24

約数和(自身を含む): 357835968

約数和(自身を除く): 201637948

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 709991, 1419982, 2839964, 3549955, 7099910, 7809901, 14199820, 15619802, 31239604, 39049505, 78099010, 156198020]

約数ペア:

[(1, 156198020), (2, 78099010), (4, 39049505), (5, 31239604), (10, 15619802), (11, 14199820), (20, 7809901), (22, 7099910), (44, 3549955), (55, 2839964), (110, 1419982), (220, 709991)]