20238625

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{359}}^1$

素因数の和:426

約数の個数: 32

約数和(自身を含む): 28304640

約数和(自身を除く): 8066015

約数列:

[1, 5, 11, 25, 41, 55, 125, 205, 275, 359, 451, 1025, 1375, 1795, 2255, 3949, 5125, 8975, 11275, 14719, 19745, 44875, 56375, 73595, 98725, 161909, 367975, 493625, 809545, 1839875, 4047725, 20238625]

約数ペア:

[(1, 20238625), (5, 4047725), (11, 1839875), (25, 809545), (41, 493625), (55, 367975), (125, 161909), (205, 98725), (275, 73595), (359, 56375), (451, 44875), (1025, 19745), (1375, 14719), (1795, 11275), (2255, 8975), (3949, 5125)]