20998050

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{139987}}^1$

素因数の和:140002

約数の個数: 24

約数和(自身を含む): 52075536

約数和(自身を除く): 31077486

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 139987, 279974, 419961, 699935, 839922, 1399870, 2099805, 3499675, 4199610, 6999350, 10499025, 20998050]

約数ペア:

[(1, 20998050), (2, 10499025), (3, 6999350), (5, 4199610), (6, 3499675), (10, 2099805), (15, 1399870), (25, 839922), (30, 699935), (50, 419961), (75, 279974), (150, 139987)]