1861980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31033}}^1$

素因数の和:31045

約数の個数: 24

約数和(自身を含む): 5213712

約数和(自身を除く): 3351732

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 31033, 62066, 93099, 124132, 155165, 186198, 310330, 372396, 465495, 620660, 930990, 1861980]

約数ペア:

[(1, 1861980), (2, 930990), (3, 620660), (4, 465495), (5, 372396), (6, 310330), (10, 186198), (12, 155165), (15, 124132), (20, 93099), (30, 62066), (60, 31033)]