169204220

素因数分解:

$2^2\times 5^1\times {\mathrm{1307}}^1\times {\mathrm{6473}}^1$

素因数の和:7789

約数の個数: 24

約数和(自身を含む): 355655664

約数和(自身を除く): 186451444

約数列:

[1, 2, 4, 5, 10, 20, 1307, 2614, 5228, 6473, 6535, 12946, 13070, 25892, 26140, 32365, 64730, 129460, 8460211, 16920422, 33840844, 42301055, 84602110, 169204220]

約数ペア:

[(1, 169204220), (2, 84602110), (4, 42301055), (5, 33840844), (10, 16920422), (20, 8460211), (1307, 129460), (2614, 64730), (5228, 32365), (6473, 26140), (6535, 25892), (12946, 13070)]