2017789660

素因数分解:

$2^2\times 5^1\times {\mathrm{4373}}^1\times {\mathrm{23071}}^1$

素因数の和:27453

約数の個数: 24

約数和(自身を含む): 4238510976

約数和(自身を除く): 2220721316

約数列:

[1, 2, 4, 5, 10, 20, 4373, 8746, 17492, 21865, 23071, 43730, 46142, 87460, 92284, 115355, 230710, 461420, 100889483, 201778966, 403557932, 504447415, 1008894830, 2017789660]

約数ペア:

[(1, 2017789660), (2, 1008894830), (4, 504447415), (5, 403557932), (10, 201778966), (20, 100889483), (4373, 461420), (8746, 230710), (17492, 115355), (21865, 92284), (23071, 87460), (43730, 46142)]