375786980

素因数分解:

$2^2\times 5^1\times {\mathrm{2081}}^1\times {\mathrm{9029}}^1$

素因数の和:11119

約数の個数: 24

約数和(自身を含む): 789619320

約数和(自身を除く): 413832340

約数列:

[1, 2, 4, 5, 10, 20, 2081, 4162, 8324, 9029, 10405, 18058, 20810, 36116, 41620, 45145, 90290, 180580, 18789349, 37578698, 75157396, 93946745, 187893490, 375786980]

約数ペア:

[(1, 375786980), (2, 187893490), (4, 93946745), (5, 75157396), (10, 37578698), (20, 18789349), (2081, 180580), (4162, 90290), (8324, 45145), (9029, 41620), (10405, 36116), (18058, 20810)]