202806980

素因数分解:

$2^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{44281}}^1$

素因数の和:44519

約数の個数: 24

約数和(自身を含む): 427764120

約数和(自身を除く): 224957140

約数列:

[1, 2, 4, 5, 10, 20, 229, 458, 916, 1145, 2290, 4580, 44281, 88562, 177124, 221405, 442810, 885620, 10140349, 20280698, 40561396, 50701745, 101403490, 202806980]

約数ペア:

[(1, 202806980), (2, 101403490), (4, 50701745), (5, 40561396), (10, 20280698), (20, 10140349), (229, 885620), (458, 442810), (916, 221405), (1145, 177124), (2290, 88562), (4580, 44281)]