61120120

素因数分解:

$2^3\times 5^1\times {\mathrm{769}}^1\times {\mathrm{1987}}^1$

素因数の和:2767

約数の個数: 32

約数和(自身を含む): 137768400

約数和(自身を除く): 76648280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 769, 1538, 1987, 3076, 3845, 3974, 6152, 7690, 7948, 9935, 15380, 15896, 19870, 30760, 39740, 79480, 1528003, 3056006, 6112012, 7640015, 12224024, 15280030, 30560060, 61120120]

約数ペア:

[(1, 61120120), (2, 30560060), (4, 15280030), (5, 12224024), (8, 7640015), (10, 6112012), (20, 3056006), (40, 1528003), (769, 79480), (1538, 39740), (1987, 30760), (3076, 19870), (3845, 15896), (3974, 15380), (6152, 9935), (7690, 7948)]