408022490

素因数分解:

$2^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{99761}}^1$

素因数の和:100177

約数の個数: 16

約数和(自身を含む): 736243560

約数和(自身を除く): 328221070

約数列:

[1, 2, 5, 10, 409, 818, 2045, 4090, 99761, 199522, 498805, 997610, 40802249, 81604498, 204011245, 408022490]

約数ペア:

[(1, 408022490), (2, 204011245), (5, 81604498), (10, 40802249), (409, 997610), (818, 498805), (2045, 199522), (4090, 99761)]