40011824

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{80669}}^1$

素因数の和:80708

約数の個数: 20

約数和(自身を含む): 80024640

約数和(自身を除く): 40012816

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 80669, 161338, 322676, 645352, 1290704, 2500739, 5001478, 10002956, 20005912, 40011824]

約数ペア:

[(1, 40011824), (2, 20005912), (4, 10002956), (8, 5001478), (16, 2500739), (31, 1290704), (62, 645352), (124, 322676), (248, 161338), (496, 80669)]