199033220

素因数分解:

$2^2\times 5^1\times {\mathrm{1277}}^1\times {\mathrm{7793}}^1$

素因数の和:9079

約数の個数: 24

約数和(自身を含む): 418350744

約数和(自身を除く): 219317524

約数列:

[1, 2, 4, 5, 10, 20, 1277, 2554, 5108, 6385, 7793, 12770, 15586, 25540, 31172, 38965, 77930, 155860, 9951661, 19903322, 39806644, 49758305, 99516610, 199033220]

約数ペア:

[(1, 199033220), (2, 99516610), (4, 49758305), (5, 39806644), (10, 19903322), (20, 9951661), (1277, 155860), (2554, 77930), (5108, 38965), (6385, 31172), (7793, 25540), (12770, 15586)]