22207828840

素因数分解:

$2^3\times 5^1\times {\mathrm{555195721}}^1$

素因数の和:555195732

約数の個数: 16

約数和(自身を含む): 49967614980

約数和(自身を除く): 27759786140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 555195721, 1110391442, 2220782884, 2775978605, 4441565768, 5551957210, 11103914420, 22207828840]

約数ペア:

[(1, 22207828840), (2, 11103914420), (4, 5551957210), (5, 4441565768), (8, 2775978605), (10, 2220782884), (20, 1110391442), (40, 555195721)]