2149589240

素因数分解:

$2^3\times 5^1\times {\mathrm{53739731}}^1$

素因数の和:53739742

約数の個数: 16

約数和(自身を含む): 4836575880

約数和(自身を除く): 2686986640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53739731, 107479462, 214958924, 268698655, 429917848, 537397310, 1074794620, 2149589240]

約数ペア:

[(1, 2149589240), (2, 1074794620), (4, 537397310), (5, 429917848), (8, 268698655), (10, 214958924), (20, 107479462), (40, 53739731)]