89809780

素因数分解:

$2^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{14627}}^1$

素因数の和:14943

約数の個数: 24

約数和(自身を含む): 189227808

約数和(自身を除く): 99418028

約数列:

[1, 2, 4, 5, 10, 20, 307, 614, 1228, 1535, 3070, 6140, 14627, 29254, 58508, 73135, 146270, 292540, 4490489, 8980978, 17961956, 22452445, 44904890, 89809780]

約数ペア:

[(1, 89809780), (2, 44904890), (4, 22452445), (5, 17961956), (10, 8980978), (20, 4490489), (307, 292540), (614, 146270), (1228, 73135), (1535, 58508), (3070, 29254), (6140, 14627)]