40004048

素因数分解:

$2^4\times 7^1\times {\mathrm{357179}}^1$

素因数の和:357194

約数の個数: 20

約数和(自身を含む): 88580640

約数和(自身を除く): 48576592

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 357179, 714358, 1428716, 2500253, 2857432, 5000506, 5714864, 10001012, 20002024, 40004048]

約数ペア:

[(1, 40004048), (2, 20002024), (4, 10001012), (7, 5714864), (8, 5000506), (14, 2857432), (16, 2500253), (28, 1428716), (56, 714358), (112, 357179)]