22640980

素因数分解:

$2^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{4987}}^1$

素因数の和:5223

約数の個数: 24

約数和(自身を含む): 47765088

約数和(自身を除く): 25124108

約数列:

[1, 2, 4, 5, 10, 20, 227, 454, 908, 1135, 2270, 4540, 4987, 9974, 19948, 24935, 49870, 99740, 1132049, 2264098, 4528196, 5660245, 11320490, 22640980]

約数ペア:

[(1, 22640980), (2, 11320490), (4, 5660245), (5, 4528196), (10, 2264098), (20, 1132049), (227, 99740), (454, 49870), (908, 24935), (1135, 19948), (2270, 9974), (4540, 4987)]