15051020

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{7451}}^1$

素因数の和:7561

約数の個数: 24

約数和(自身を含む): 31924368

約数和(自身を除く): 16873348

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 7451, 14902, 29804, 37255, 74510, 149020, 752551, 1505102, 3010204, 3762755, 7525510, 15051020]

約数ペア:

[(1, 15051020), (2, 7525510), (4, 3762755), (5, 3010204), (10, 1505102), (20, 752551), (101, 149020), (202, 74510), (404, 37255), (505, 29804), (1010, 14902), (2020, 7451)]