12482020

素因数分解:

$2^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{2221}}^1$

素因数の和:2511

約数の個数: 24

約数和(自身を含む): 26317368

約数和(自身を除く): 13835348

約数列:

[1, 2, 4, 5, 10, 20, 281, 562, 1124, 1405, 2221, 2810, 4442, 5620, 8884, 11105, 22210, 44420, 624101, 1248202, 2496404, 3120505, 6241010, 12482020]

約数ペア:

[(1, 12482020), (2, 6241010), (4, 3120505), (5, 2496404), (10, 1248202), (20, 624101), (281, 44420), (562, 22210), (1124, 11105), (1405, 8884), (2221, 5620), (2810, 4442)]