16155580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{691}}^1$

素因数の和:874

約数の個数: 48

約数和(自身を含む): 39062016

約数和(自身を除く): 22906436

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 167, 334, 668, 691, 835, 1169, 1382, 1670, 2338, 2764, 3340, 3455, 4676, 4837, 5845, 6910, 9674, 11690, 13820, 19348, 23380, 24185, 48370, 96740, 115397, 230794, 461588, 576985, 807779, 1153970, 1615558, 2307940, 3231116, 4038895, 8077790, 16155580]

約数ペア:

[(1, 16155580), (2, 8077790), (4, 4038895), (5, 3231116), (7, 2307940), (10, 1615558), (14, 1153970), (20, 807779), (28, 576985), (35, 461588), (70, 230794), (140, 115397), (167, 96740), (334, 48370), (668, 24185), (691, 23380), (835, 19348), (1169, 13820), (1382, 11690), (1670, 9674), (2338, 6910), (2764, 5845), (3340, 4837), (3455, 4676)]