56988820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{461}}^1\times {\mathrm{883}}^1$

素因数の和:1360

約数の個数: 48

約数和(自身を含む): 137225088

約数和(自身を除く): 80236268

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 461, 883, 922, 1766, 1844, 2305, 3227, 3532, 4415, 4610, 6181, 6454, 8830, 9220, 12362, 12908, 16135, 17660, 24724, 30905, 32270, 61810, 64540, 123620, 407063, 814126, 1628252, 2035315, 2849441, 4070630, 5698882, 8141260, 11397764, 14247205, 28494410, 56988820]

約数ペア:

[(1, 56988820), (2, 28494410), (4, 14247205), (5, 11397764), (7, 8141260), (10, 5698882), (14, 4070630), (20, 2849441), (28, 2035315), (35, 1628252), (70, 814126), (140, 407063), (461, 123620), (883, 64540), (922, 61810), (1766, 32270), (1844, 30905), (2305, 24724), (3227, 17660), (3532, 16135), (4415, 12908), (4610, 12362), (6181, 9220), (6454, 8830)]