20347580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{92489}}^1$

素因数の和:92509

約数の個数: 24

約数和(自身を含む): 46614960

約数和(自身を除く): 26267380

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 92489, 184978, 369956, 462445, 924890, 1017379, 1849780, 2034758, 4069516, 5086895, 10173790, 20347580]

約数ペア:

[(1, 20347580), (2, 10173790), (4, 5086895), (5, 4069516), (10, 2034758), (11, 1849780), (20, 1017379), (22, 924890), (44, 462445), (55, 369956), (110, 184978), (220, 92489)]