11418820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{81563}}^1$

素因数の和:81579

約数の個数: 24

約数和(自身を含む): 27405504

約数和(自身を除く): 15986684

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 81563, 163126, 326252, 407815, 570941, 815630, 1141882, 1631260, 2283764, 2854705, 5709410, 11418820]

約数ペア:

[(1, 11418820), (2, 5709410), (4, 2854705), (5, 2283764), (7, 1631260), (10, 1141882), (14, 815630), (20, 570941), (28, 407815), (35, 326252), (70, 163126), (140, 81563)]