42688280

素因数分解:

$2^3\times 5^1\times {\mathrm{1067207}}^1$

素因数の和:1067218

約数の個数: 16

約数和(自身を含む): 96048720

約数和(自身を除く): 53360440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1067207, 2134414, 4268828, 5336035, 8537656, 10672070, 21344140, 42688280]

約数ペア:

[(1, 42688280), (2, 21344140), (4, 10672070), (5, 8537656), (8, 5336035), (10, 4268828), (20, 2134414), (40, 1067207)]