67842380

素因数分解:

$2^2\times 5^1\times {\mathrm{691}}^1\times {\mathrm{4909}}^1$

素因数の和:5609

約数の個数: 24

約数和(自身を含む): 142704240

約数和(自身を除く): 74861860

約数列:

[1, 2, 4, 5, 10, 20, 691, 1382, 2764, 3455, 4909, 6910, 9818, 13820, 19636, 24545, 49090, 98180, 3392119, 6784238, 13568476, 16960595, 33921190, 67842380]

約数ペア:

[(1, 67842380), (2, 33921190), (4, 16960595), (5, 13568476), (10, 6784238), (20, 3392119), (691, 98180), (1382, 49090), (2764, 24545), (3455, 19636), (4909, 13820), (6910, 9818)]