89448140

素因数分解:

$2^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{18713}}^1$

素因数の和:18961

約数の個数: 24

約数和(自身を含む): 188637120

約数和(自身を除く): 99188980

約数列:

[1, 2, 4, 5, 10, 20, 239, 478, 956, 1195, 2390, 4780, 18713, 37426, 74852, 93565, 187130, 374260, 4472407, 8944814, 17889628, 22362035, 44724070, 89448140]

約数ペア:

[(1, 89448140), (2, 44724070), (4, 22362035), (5, 17889628), (10, 8944814), (20, 4472407), (239, 374260), (478, 187130), (956, 93565), (1195, 74852), (2390, 37426), (4780, 18713)]