40818980

素因数分解:

$2^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{4871}}^1$

素因数の和:5299

約数の個数: 24

約数和(自身を含む): 85942080

約数和(自身を除く): 45123100

約数列:

[1, 2, 4, 5, 10, 20, 419, 838, 1676, 2095, 4190, 4871, 8380, 9742, 19484, 24355, 48710, 97420, 2040949, 4081898, 8163796, 10204745, 20409490, 40818980]

約数ペア:

[(1, 40818980), (2, 20409490), (4, 10204745), (5, 8163796), (10, 4081898), (20, 2040949), (419, 97420), (838, 48710), (1676, 24355), (2095, 19484), (4190, 9742), (4871, 8380)]