202158620

素因数分解:

$2^2\times 5^1\times {\mathrm{443}}^1\times {\mathrm{22817}}^1$

素因数の和:23269

約数の個数: 24

約数和(自身を含む): 425510064

約数和(自身を除く): 223351444

約数列:

[1, 2, 4, 5, 10, 20, 443, 886, 1772, 2215, 4430, 8860, 22817, 45634, 91268, 114085, 228170, 456340, 10107931, 20215862, 40431724, 50539655, 101079310, 202158620]

約数ペア:

[(1, 202158620), (2, 101079310), (4, 50539655), (5, 40431724), (10, 20215862), (20, 10107931), (443, 456340), (886, 228170), (1772, 114085), (2215, 91268), (4430, 45634), (8860, 22817)]