488522960

素因数分解:

$2^4\times 5^1\times {\mathrm{307}}^1\times {\mathrm{19891}}^1$

素因数の和:20211

約数の個数: 40

約数和(自身を含む): 1139572896

約数和(自身を除く): 651049936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 307, 614, 1228, 1535, 2456, 3070, 4912, 6140, 12280, 19891, 24560, 39782, 79564, 99455, 159128, 198910, 318256, 397820, 795640, 1591280, 6106537, 12213074, 24426148, 30532685, 48852296, 61065370, 97704592, 122130740, 244261480, 488522960]

約数ペア:

[(1, 488522960), (2, 244261480), (4, 122130740), (5, 97704592), (8, 61065370), (10, 48852296), (16, 30532685), (20, 24426148), (40, 12213074), (80, 6106537), (307, 1591280), (614, 795640), (1228, 397820), (1535, 318256), (2456, 198910), (3070, 159128), (4912, 99455), (6140, 79564), (12280, 39782), (19891, 24560)]