220956484

素因数分解:

$2^2\times 7^3\times {\mathrm{161047}}^1$

素因数の和:161072

約数の個数: 24

約数和(自身を含む): 450934400

約数和(自身を除く): 229977916

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 161047, 322094, 644188, 1127329, 2254658, 4509316, 7891303, 15782606, 31565212, 55239121, 110478242, 220956484]

約数ペア:

[(1, 220956484), (2, 110478242), (4, 55239121), (7, 31565212), (14, 15782606), (28, 7891303), (49, 4509316), (98, 2254658), (196, 1127329), (343, 644188), (686, 322094), (1372, 161047)]