20050870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{2953}}^1$

素因数の和:3064

約数の個数: 32

約数和(自身を含む): 41686848

約数和(自身を除く): 21635978

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 97, 194, 485, 679, 970, 1358, 2953, 3395, 5906, 6790, 14765, 20671, 29530, 41342, 103355, 206710, 286441, 572882, 1432205, 2005087, 2864410, 4010174, 10025435, 20050870]

約数ペア:

[(1, 20050870), (2, 10025435), (5, 4010174), (7, 2864410), (10, 2005087), (14, 1432205), (35, 572882), (70, 286441), (97, 206710), (194, 103355), (485, 41342), (679, 29530), (970, 20671), (1358, 14765), (2953, 6790), (3395, 5906)]