2020477100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{1063409}}^1$

素因数の和:1063442

約数の個数: 36

約数和(自身を含む): 4615199400

約数和(自身を除く): 2594722300

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 1063409, 2126818, 4253636, 5317045, 10634090, 20204771, 21268180, 26585225, 40409542, 53170450, 80819084, 101023855, 106340900, 202047710, 404095420, 505119275, 1010238550, 2020477100]

約数ペア:

[(1, 2020477100), (2, 1010238550), (4, 505119275), (5, 404095420), (10, 202047710), (19, 106340900), (20, 101023855), (25, 80819084), (38, 53170450), (50, 40409542), (76, 26585225), (95, 21268180), (100, 20204771), (190, 10634090), (380, 5317045), (475, 4253636), (950, 2126818), (1900, 1063409)]