9328220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{389}}^1$

素因数の和:518

約数の個数: 48

約数和(自身を含む): 21621600

約数和(自身を除く): 12293380

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 109, 110, 218, 220, 389, 436, 545, 778, 1090, 1199, 1556, 1945, 2180, 2398, 3890, 4279, 4796, 5995, 7780, 8558, 11990, 17116, 21395, 23980, 42401, 42790, 84802, 85580, 169604, 212005, 424010, 466411, 848020, 932822, 1865644, 2332055, 4664110, 9328220]

約数ペア:

[(1, 9328220), (2, 4664110), (4, 2332055), (5, 1865644), (10, 932822), (11, 848020), (20, 466411), (22, 424010), (44, 212005), (55, 169604), (109, 85580), (110, 84802), (218, 42790), (220, 42401), (389, 23980), (436, 21395), (545, 17116), (778, 11990), (1090, 8558), (1199, 7780), (1556, 5995), (1945, 4796), (2180, 4279), (2398, 3890)]