2161244200

素因数分解:

$2^3\times 5^2\times {\mathrm{10806221}}^1$

素因数の和:10806237

約数の個数: 24

約数和(自身を含む): 5024893230

約数和(自身を除く): 2863649030

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 10806221, 21612442, 43224884, 54031105, 86449768, 108062210, 216124420, 270155525, 432248840, 540311050, 1080622100, 2161244200]

約数ペア:

[(1, 2161244200), (2, 1080622100), (4, 540311050), (5, 432248840), (8, 270155525), (10, 216124420), (20, 108062210), (25, 86449768), (40, 54031105), (50, 43224884), (100, 21612442), (200, 10806221)]