4920385220

素因数分解:

$2^2\times 5^1\times {\mathrm{1129}}^1\times {\mathrm{217909}}^1$

素因数の和:219047

約数の個数: 24

約数和(自身を含む): 10342008600

約数和(自身を除く): 5421623380

約数列:

[1, 2, 4, 5, 10, 20, 1129, 2258, 4516, 5645, 11290, 22580, 217909, 435818, 871636, 1089545, 2179090, 4358180, 246019261, 492038522, 984077044, 1230096305, 2460192610, 4920385220]

約数ペア:

[(1, 4920385220), (2, 2460192610), (4, 1230096305), (5, 984077044), (10, 492038522), (20, 246019261), (1129, 4358180), (2258, 2179090), (4516, 1089545), (5645, 871636), (11290, 435818), (22580, 217909)]