1276201820

素因数分解:

$2^2\times 5^1\times {\mathrm{4801}}^1\times {\mathrm{13291}}^1$

素因数の和:18101

約数の個数: 24

約数和(自身を含む): 2680783728

約数和(自身を除く): 1404581908

約数列:

[1, 2, 4, 5, 10, 20, 4801, 9602, 13291, 19204, 24005, 26582, 48010, 53164, 66455, 96020, 132910, 265820, 63810091, 127620182, 255240364, 319050455, 638100910, 1276201820]

約数ペア:

[(1, 1276201820), (2, 638100910), (4, 319050455), (5, 255240364), (10, 127620182), (20, 63810091), (4801, 265820), (9602, 132910), (13291, 96020), (19204, 66455), (24005, 53164), (26582, 48010)]