287711220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{4795187}}^1$

素因数の和:4795199

約数の個数: 24

約数和(自身を含む): 805591584

約数和(自身を除く): 517880364

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 4795187, 9590374, 14385561, 19180748, 23975935, 28771122, 47951870, 57542244, 71927805, 95903740, 143855610, 287711220]

約数ペア:

[(1, 287711220), (2, 143855610), (3, 95903740), (4, 71927805), (5, 57542244), (6, 47951870), (10, 28771122), (12, 23975935), (15, 19180748), (20, 14385561), (30, 9590374), (60, 4795187)]