211962760

素因数分解:

$2^3\times 5^1\times {\mathrm{5299069}}^1$

素因数の和:5299080

約数の個数: 16

約数和(自身を含む): 476916300

約数和(自身を除く): 264953540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5299069, 10598138, 21196276, 26495345, 42392552, 52990690, 105981380, 211962760]

約数ペア:

[(1, 211962760), (2, 105981380), (4, 52990690), (5, 42392552), (8, 26495345), (10, 21196276), (20, 10598138), (40, 5299069)]