67078820

素因数分解:

$2^2\times 5^1\times {\mathrm{1229}}^1\times {\mathrm{2729}}^1$

素因数の和:3967

約数の個数: 24

約数和(自身を含む): 141031800

約数和(自身を除く): 73952980

約数列:

[1, 2, 4, 5, 10, 20, 1229, 2458, 2729, 4916, 5458, 6145, 10916, 12290, 13645, 24580, 27290, 54580, 3353941, 6707882, 13415764, 16769705, 33539410, 67078820]

約数ペア:

[(1, 67078820), (2, 33539410), (4, 16769705), (5, 13415764), (10, 6707882), (20, 3353941), (1229, 54580), (2458, 27290), (2729, 24580), (4916, 13645), (5458, 12290), (6145, 10916)]