20935250

素因数分解:

$2^1\times 5^3\times 7^2\times {\mathrm{1709}}^1$

素因数の和:1740

約数の個数: 48

約数和(自身を含む): 45615960

約数和(自身を除く): 24680710

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 98, 125, 175, 245, 250, 350, 490, 875, 1225, 1709, 1750, 2450, 3418, 6125, 8545, 11963, 12250, 17090, 23926, 42725, 59815, 83741, 85450, 119630, 167482, 213625, 299075, 418705, 427250, 598150, 837410, 1495375, 2093525, 2990750, 4187050, 10467625, 20935250]

約数ペア:

[(1, 20935250), (2, 10467625), (5, 4187050), (7, 2990750), (10, 2093525), (14, 1495375), (25, 837410), (35, 598150), (49, 427250), (50, 418705), (70, 299075), (98, 213625), (125, 167482), (175, 119630), (245, 85450), (250, 83741), (350, 59815), (490, 42725), (875, 23926), (1225, 17090), (1709, 12250), (1750, 11963), (2450, 8545), (3418, 6125)]