905610040

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{117307}}^1$

素因数の和:117511

約数の個数: 32

約数和(自身を含む): 2048197680

約数和(自身を除く): 1142587640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 386, 772, 965, 1544, 1930, 3860, 7720, 117307, 234614, 469228, 586535, 938456, 1173070, 2346140, 4692280, 22640251, 45280502, 90561004, 113201255, 181122008, 226402510, 452805020, 905610040]

約数ペア:

[(1, 905610040), (2, 452805020), (4, 226402510), (5, 181122008), (8, 113201255), (10, 90561004), (20, 45280502), (40, 22640251), (193, 4692280), (386, 2346140), (772, 1173070), (965, 938456), (1544, 586535), (1930, 469228), (3860, 234614), (7720, 117307)]