20164022180

素因数分解:

$2^2\times 5^1\times {\mathrm{5179}}^1\times {\mathrm{194671}}^1$

素因数の和:199859

約数の個数: 24

約数和(自身を含む): 42352840320

約数和(自身を除く): 22188818140

約数列:

[1, 2, 4, 5, 10, 20, 5179, 10358, 20716, 25895, 51790, 103580, 194671, 389342, 778684, 973355, 1946710, 3893420, 1008201109, 2016402218, 4032804436, 5041005545, 10082011090, 20164022180]

約数ペア:

[(1, 20164022180), (2, 10082011090), (4, 5041005545), (5, 4032804436), (10, 2016402218), (20, 1008201109), (5179, 3893420), (10358, 1946710), (20716, 973355), (25895, 778684), (51790, 389342), (103580, 194671)]