1004980

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{461}}^1$

素因数の和:579

約数の個数: 24

約数和(自身を含む): 2134440

約数和(自身を除く): 1129460

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 461, 545, 922, 1090, 1844, 2180, 2305, 4610, 9220, 50249, 100498, 200996, 251245, 502490, 1004980]

約数ペア:

[(1, 1004980), (2, 502490), (4, 251245), (5, 200996), (10, 100498), (20, 50249), (109, 9220), (218, 4610), (436, 2305), (461, 2180), (545, 1844), (922, 1090)]