774490

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1889}}^1$

素因数の和:1937

約数の個数: 16

約数和(自身を含む): 1428840

約数和(自身を除く): 654350

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 1889, 3778, 9445, 18890, 77449, 154898, 387245, 774490]

約数ペア:

[(1, 774490), (2, 387245), (5, 154898), (10, 77449), (41, 18890), (82, 9445), (205, 3778), (410, 1889)]