247657980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{4127633}}^1$

素因数の和:4127645

約数の個数: 24

約数和(自身を含む): 693442512

約数和(自身を除く): 445784532

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 4127633, 8255266, 12382899, 16510532, 20638165, 24765798, 41276330, 49531596, 61914495, 82552660, 123828990, 247657980]

約数ペア:

[(1, 247657980), (2, 123828990), (3, 82552660), (4, 61914495), (5, 49531596), (6, 41276330), (10, 24765798), (12, 20638165), (15, 16510532), (20, 12382899), (30, 8255266), (60, 4127633)]