11381860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{81299}}^1$

素因数の和:81315

約数の個数: 24

約数和(自身を含む): 27316800

約数和(自身を除く): 15934940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 81299, 162598, 325196, 406495, 569093, 812990, 1138186, 1625980, 2276372, 2845465, 5690930, 11381860]

約数ペア:

[(1, 11381860), (2, 5690930), (4, 2845465), (5, 2276372), (7, 1625980), (10, 1138186), (14, 812990), (20, 569093), (28, 406495), (35, 325196), (70, 162598), (140, 81299)]