408049790

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{6827}}^1$

素因数の和:7016

約数の個数: 32

約数和(自身を含む): 757088640

約数和(自身を除く): 349038850

約数列:

[1, 2, 5, 10, 43, 86, 139, 215, 278, 430, 695, 1390, 5977, 6827, 11954, 13654, 29885, 34135, 59770, 68270, 293561, 587122, 948953, 1467805, 1897906, 2935610, 4744765, 9489530, 40804979, 81609958, 204024895, 408049790]

約数ペア:

[(1, 408049790), (2, 204024895), (5, 81609958), (10, 40804979), (43, 9489530), (86, 4744765), (139, 2935610), (215, 1897906), (278, 1467805), (430, 948953), (695, 587122), (1390, 293561), (5977, 68270), (6827, 59770), (11954, 34135), (13654, 29885)]