40290580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{16649}}^1$

素因数の和:16680

約数の個数: 36

約数和(自身を含む): 93006900

約数和(自身を除く): 52716320

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 16649, 33298, 66596, 83245, 166490, 183139, 332980, 366278, 732556, 915695, 1831390, 2014529, 3662780, 4029058, 8058116, 10072645, 20145290, 40290580]

約数ペア:

[(1, 40290580), (2, 20145290), (4, 10072645), (5, 8058116), (10, 4029058), (11, 3662780), (20, 2014529), (22, 1831390), (44, 915695), (55, 732556), (110, 366278), (121, 332980), (220, 183139), (242, 166490), (484, 83245), (605, 66596), (1210, 33298), (2420, 16649)]