80785140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1346419}}^1$

素因数の和:1346431

約数の個数: 24

約数和(自身を含む): 226198560

約数和(自身を除く): 145413420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1346419, 2692838, 4039257, 5385676, 6732095, 8078514, 13464190, 16157028, 20196285, 26928380, 40392570, 80785140]

約数ペア:

[(1, 80785140), (2, 40392570), (3, 26928380), (4, 20196285), (5, 16157028), (6, 13464190), (10, 8078514), (12, 6732095), (15, 5385676), (20, 4039257), (30, 2692838), (60, 1346419)]