40385380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{288467}}^1$

素因数の和:288483

約数の個数: 24

約数和(自身を含む): 96925248

約数和(自身を除く): 56539868

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 288467, 576934, 1153868, 1442335, 2019269, 2884670, 4038538, 5769340, 8077076, 10096345, 20192690, 40385380]

約数ペア:

[(1, 40385380), (2, 20192690), (4, 10096345), (5, 8077076), (7, 5769340), (10, 4038538), (14, 2884670), (20, 2019269), (28, 1442335), (35, 1153868), (70, 576934), (140, 288467)]