201922820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{917831}}^1$

素因数の和:917851

約数の個数: 24

約数和(自身を含む): 462587328

約数和(自身を除く): 260664508

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 917831, 1835662, 3671324, 4589155, 9178310, 10096141, 18356620, 20192282, 40384564, 50480705, 100961410, 201922820]

約数ペア:

[(1, 201922820), (2, 100961410), (4, 50480705), (5, 40384564), (10, 20192282), (11, 18356620), (20, 10096141), (22, 9178310), (44, 4589155), (55, 3671324), (110, 1835662), (220, 917831)]