66398180

素因数分解:

$2^2\times 5^1\times {\mathrm{673}}^1\times {\mathrm{4933}}^1$

素因数の和:5615

約数の個数: 24

約数和(自身を含む): 139671672

約数和(自身を除く): 73273492

約数列:

[1, 2, 4, 5, 10, 20, 673, 1346, 2692, 3365, 4933, 6730, 9866, 13460, 19732, 24665, 49330, 98660, 3319909, 6639818, 13279636, 16599545, 33199090, 66398180]

約数ペア:

[(1, 66398180), (2, 33199090), (4, 16599545), (5, 13279636), (10, 6639818), (20, 3319909), (673, 98660), (1346, 49330), (2692, 24665), (3365, 19732), (4933, 13460), (6730, 9866)]