27438380

素因数分解:

$2^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{3931}}^1$

素因数の和:4289

約数の個数: 24

約数和(自身を含む): 57800400

約数和(自身を除く): 30362020

約数列:

[1, 2, 4, 5, 10, 20, 349, 698, 1396, 1745, 3490, 3931, 6980, 7862, 15724, 19655, 39310, 78620, 1371919, 2743838, 5487676, 6859595, 13719190, 27438380]

約数ペア:

[(1, 27438380), (2, 13719190), (4, 6859595), (5, 5487676), (10, 2743838), (20, 1371919), (349, 78620), (698, 39310), (1396, 19655), (1745, 15724), (3490, 7862), (3931, 6980)]