889073060

素因数分解:

$2^2\times 5^1\times {\mathrm{1663}}^1\times {\mathrm{26731}}^1$

素因数の和:28403

約数の個数: 24

約数和(自身を含む): 1868246016

約数和(自身を除く): 979172956

約数列:

[1, 2, 4, 5, 10, 20, 1663, 3326, 6652, 8315, 16630, 26731, 33260, 53462, 106924, 133655, 267310, 534620, 44453653, 88907306, 177814612, 222268265, 444536530, 889073060]

約数ペア:

[(1, 889073060), (2, 444536530), (4, 222268265), (5, 177814612), (10, 88907306), (20, 44453653), (1663, 534620), (3326, 267310), (6652, 133655), (8315, 106924), (16630, 53462), (26731, 33260)]