63946640

素因数分解:

$2^4\times 5^1\times {\mathrm{799333}}^1$

素因数の和:799346

約数の個数: 20

約数和(自身を含む): 148676124

約数和(自身を除く): 84729484

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 799333, 1598666, 3197332, 3996665, 6394664, 7993330, 12789328, 15986660, 31973320, 63946640]

約数ペア:

[(1, 63946640), (2, 31973320), (4, 15986660), (5, 12789328), (8, 7993330), (10, 6394664), (16, 3996665), (20, 3197332), (40, 1598666), (80, 799333)]