3943280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4481}}^1$

素因数の和:4505

約数の個数: 40

約数和(自身を含む): 10003824

約数和(自身を除く): 6060544

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 4481, 8962, 17924, 22405, 35848, 44810, 49291, 71696, 89620, 98582, 179240, 197164, 246455, 358480, 394328, 492910, 788656, 985820, 1971640, 3943280]

約数ペア:

[(1, 3943280), (2, 1971640), (4, 985820), (5, 788656), (8, 492910), (10, 394328), (11, 358480), (16, 246455), (20, 197164), (22, 179240), (40, 98582), (44, 89620), (55, 71696), (80, 49291), (88, 44810), (110, 35848), (176, 22405), (220, 17924), (440, 8962), (880, 4481)]