123159620

素因数分解:

$2^2\times 5^1\times {\mathrm{293}}^1\times {\mathrm{21017}}^1$

素因数の和:21319

約数の個数: 24

約数和(自身を含む): 259530264

約数和(自身を除く): 136370644

約数列:

[1, 2, 4, 5, 10, 20, 293, 586, 1172, 1465, 2930, 5860, 21017, 42034, 84068, 105085, 210170, 420340, 6157981, 12315962, 24631924, 30789905, 61579810, 123159620]

約数ペア:

[(1, 123159620), (2, 61579810), (4, 30789905), (5, 24631924), (10, 12315962), (20, 6157981), (293, 420340), (586, 210170), (1172, 105085), (1465, 84068), (2930, 42034), (5860, 21017)]