51258380

素因数分解:

$2^2\times 5^1\times {\mathrm{691}}^1\times {\mathrm{3709}}^1$

素因数の和:4409

約数の個数: 24

約数和(自身を含む): 107827440

約数和(自身を除く): 56569060

約数列:

[1, 2, 4, 5, 10, 20, 691, 1382, 2764, 3455, 3709, 6910, 7418, 13820, 14836, 18545, 37090, 74180, 2562919, 5125838, 10251676, 12814595, 25629190, 51258380]

約数ペア:

[(1, 51258380), (2, 25629190), (4, 12814595), (5, 10251676), (10, 5125838), (20, 2562919), (691, 74180), (1382, 37090), (2764, 18545), (3455, 14836), (3709, 13820), (6910, 7418)]