20949250

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{11971}}^1$

素因数の和:11995

約数の個数: 32

約数和(自身を含む): 44823168

約数和(自身を除く): 23873918

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 125, 175, 250, 350, 875, 1750, 11971, 23942, 59855, 83797, 119710, 167594, 299275, 418985, 598550, 837970, 1496375, 2094925, 2992750, 4189850, 10474625, 20949250]

約数ペア:

[(1, 20949250), (2, 10474625), (5, 4189850), (7, 2992750), (10, 2094925), (14, 1496375), (25, 837970), (35, 598550), (50, 418985), (70, 299275), (125, 167594), (175, 119710), (250, 83797), (350, 59855), (875, 23942), (1750, 11971)]