40650620

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{17987}}^1$

素因数の和:18109

約数の個数: 24

約数和(自身を含む): 86126544

約数和(自身を除く): 45475924

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 17987, 35974, 71948, 89935, 179870, 359740, 2032531, 4065062, 8130124, 10162655, 20325310, 40650620]

約数ペア:

[(1, 40650620), (2, 20325310), (4, 10162655), (5, 8130124), (10, 4065062), (20, 2032531), (113, 359740), (226, 179870), (452, 89935), (565, 71948), (1130, 35974), (2260, 17987)]