17340820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{123863}}^1$

素因数の和:123879

約数の個数: 24

約数和(自身を含む): 41618304

約数和(自身を除く): 24277484

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 123863, 247726, 495452, 619315, 867041, 1238630, 1734082, 2477260, 3468164, 4335205, 8670410, 17340820]

約数ペア:

[(1, 17340820), (2, 8670410), (4, 4335205), (5, 3468164), (7, 2477260), (10, 1734082), (14, 1238630), (20, 867041), (28, 619315), (35, 495452), (70, 247726), (140, 123863)]