15021820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{68281}}^1$

素因数の和:68301

約数の個数: 24

約数和(自身を含む): 34414128

約数和(自身を除く): 19392308

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 68281, 136562, 273124, 341405, 682810, 751091, 1365620, 1502182, 3004364, 3755455, 7510910, 15021820]

約数ペア:

[(1, 15021820), (2, 7510910), (4, 3755455), (5, 3004364), (10, 1502182), (11, 1365620), (20, 751091), (22, 682810), (44, 341405), (55, 273124), (110, 136562), (220, 68281)]