3991980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{66533}}^1$

素因数の和:66545

約数の個数: 24

約数和(自身を含む): 11177712

約数和(自身を除く): 7185732

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 66533, 133066, 199599, 266132, 332665, 399198, 665330, 798396, 997995, 1330660, 1995990, 3991980]

約数ペア:

[(1, 3991980), (2, 1995990), (3, 1330660), (4, 997995), (5, 798396), (6, 665330), (10, 399198), (12, 332665), (15, 266132), (20, 199599), (30, 133066), (60, 66533)]