15555580

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{6883}}^1$

素因数の和:7005

約数の個数: 24

約数和(自身を含む): 32960592

約数和(自身を除く): 17405012

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 6883, 13766, 27532, 34415, 68830, 137660, 777779, 1555558, 3111116, 3888895, 7777790, 15555580]

約数ペア:

[(1, 15555580), (2, 7777790), (4, 3888895), (5, 3111116), (10, 1555558), (20, 777779), (113, 137660), (226, 68830), (452, 34415), (565, 27532), (1130, 13766), (2260, 6883)]