13195820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59981}}^1$

素因数の和:60001

約数の個数: 24

約数和(自身を含む): 30230928

約数和(自身を除く): 17035108

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 59981, 119962, 239924, 299905, 599810, 659791, 1199620, 1319582, 2639164, 3298955, 6597910, 13195820]

約数ペア:

[(1, 13195820), (2, 6597910), (4, 3298955), (5, 2639164), (10, 1319582), (11, 1199620), (20, 659791), (22, 599810), (44, 299905), (55, 239924), (110, 119962), (220, 59981)]