788973020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{76303}}^1$

素因数の和:76370

約数の個数: 48

約数和(自身を含む): 1845946368

約数和(自身を除く): 1056973348

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 47, 55, 94, 110, 188, 220, 235, 470, 517, 940, 1034, 2068, 2585, 5170, 10340, 76303, 152606, 305212, 381515, 763030, 839333, 1526060, 1678666, 3357332, 3586241, 4196665, 7172482, 8393330, 14344964, 16786660, 17931205, 35862410, 39448651, 71724820, 78897302, 157794604, 197243255, 394486510, 788973020]

約数ペア:

[(1, 788973020), (2, 394486510), (4, 197243255), (5, 157794604), (10, 78897302), (11, 71724820), (20, 39448651), (22, 35862410), (44, 17931205), (47, 16786660), (55, 14344964), (94, 8393330), (110, 7172482), (188, 4196665), (220, 3586241), (235, 3357332), (470, 1678666), (517, 1526060), (940, 839333), (1034, 763030), (2068, 381515), (2585, 305212), (5170, 152606), (10340, 76303)]