67966420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{178859}}^1$

素因数の和:178887

約数の個数: 24

約数和(自身を含む): 150242400

約数和(自身を除く): 82275980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 178859, 357718, 715436, 894295, 1788590, 3398321, 3577180, 6796642, 13593284, 16991605, 33983210, 67966420]

約数ペア:

[(1, 67966420), (2, 33983210), (4, 16991605), (5, 13593284), (10, 6796642), (19, 3577180), (20, 3398321), (38, 1788590), (76, 894295), (95, 715436), (190, 357718), (380, 178859)]