40881140

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{18089}}^1$

素因数の和:18211

約数の個数: 24

約数和(自身を含む): 86614920

約数和(自身を除く): 45733780

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 18089, 36178, 72356, 90445, 180890, 361780, 2044057, 4088114, 8176228, 10220285, 20440570, 40881140]

約数ペア:

[(1, 40881140), (2, 20440570), (4, 10220285), (5, 8176228), (10, 4088114), (20, 2044057), (113, 361780), (226, 180890), (452, 90445), (565, 72356), (1130, 36178), (2260, 18089)]