3866260

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2447}}^1$

素因数の和:2535

約数の個数: 24

約数和(自身を含む): 8225280

約数和(自身を除く): 4359020

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 2447, 4894, 9788, 12235, 24470, 48940, 193313, 386626, 773252, 966565, 1933130, 3866260]

約数ペア:

[(1, 3866260), (2, 1933130), (4, 966565), (5, 773252), (10, 386626), (20, 193313), (79, 48940), (158, 24470), (316, 12235), (395, 9788), (790, 4894), (1580, 2447)]