80908280

素因数分解:

$2^3\times 5^1\times {\mathrm{2022707}}^1$

素因数の和:2022718

約数の個数: 16

約数和(自身を含む): 182043720

約数和(自身を除く): 101135440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2022707, 4045414, 8090828, 10113535, 16181656, 20227070, 40454140, 80908280]

約数ペア:

[(1, 80908280), (2, 40454140), (4, 20227070), (5, 16181656), (8, 10113535), (10, 8090828), (20, 4045414), (40, 2022707)]