40908890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{33809}}^1$

素因数の和:33838

約数の個数: 24

約数和(自身を含む): 80941140

約数和(自身を除く): 40032250

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 33809, 67618, 169045, 338090, 371899, 743798, 1859495, 3718990, 4090889, 8181778, 20454445, 40908890]

約数ペア:

[(1, 40908890), (2, 20454445), (5, 8181778), (10, 4090889), (11, 3718990), (22, 1859495), (55, 743798), (110, 371899), (121, 338090), (242, 169045), (605, 67618), (1210, 33809)]