72967120

素因数分解:

$2^4\times 5^1\times {\mathrm{912089}}^1$

素因数の和:912102

約数の個数: 20

約数和(自身を含む): 169648740

約数和(自身を除く): 96681620

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 912089, 1824178, 3648356, 4560445, 7296712, 9120890, 14593424, 18241780, 36483560, 72967120]

約数ペア:

[(1, 72967120), (2, 36483560), (4, 18241780), (5, 14593424), (8, 9120890), (10, 7296712), (16, 4560445), (20, 3648356), (40, 1824178), (80, 912089)]