29268820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{209063}}^1$

素因数の和:209079

約数の個数: 24

約数和(自身を含む): 70245504

約数和(自身を除く): 40976684

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 209063, 418126, 836252, 1045315, 1463441, 2090630, 2926882, 4181260, 5853764, 7317205, 14634410, 29268820]

約数ペア:

[(1, 29268820), (2, 14634410), (4, 7317205), (5, 5853764), (7, 4181260), (10, 2926882), (14, 2090630), (20, 1463441), (28, 1045315), (35, 836252), (70, 418126), (140, 209063)]