15288020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{69491}}^1$

素因数の和:69511

約数の個数: 24

約数和(自身を含む): 35023968

約数和(自身を除く): 19735948

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 69491, 138982, 277964, 347455, 694910, 764401, 1389820, 1528802, 3057604, 3822005, 7644010, 15288020]

約数ペア:

[(1, 15288020), (2, 7644010), (4, 3822005), (5, 3057604), (10, 1528802), (11, 1389820), (20, 764401), (22, 694910), (44, 347455), (55, 277964), (110, 138982), (220, 69491)]