39820980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{663683}}^1$

素因数の和:663695

約数の個数: 24

約数和(自身を含む): 111498912

約数和(自身を除く): 71677932

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 663683, 1327366, 1991049, 2654732, 3318415, 3982098, 6636830, 7964196, 9955245, 13273660, 19910490, 39820980]

約数ペア:

[(1, 39820980), (2, 19910490), (3, 13273660), (4, 9955245), (5, 7964196), (6, 6636830), (10, 3982098), (12, 3318415), (15, 2654732), (20, 1991049), (30, 1327366), (60, 663683)]