164022920

素因数分解:

$2^3\times 5^1\times {\mathrm{4100573}}^1$

素因数の和:4100584

約数の個数: 16

約数和(自身を含む): 369051660

約数和(自身を除く): 205028740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4100573, 8201146, 16402292, 20502865, 32804584, 41005730, 82011460, 164022920]

約数ペア:

[(1, 164022920), (2, 82011460), (4, 41005730), (5, 32804584), (8, 20502865), (10, 16402292), (20, 8201146), (40, 4100573)]