4085420

素因数分解:

$2^2\times 5^1\times {\mathrm{359}}^1\times {\mathrm{569}}^1$

素因数の和:937

約数の個数: 24

約数和(自身を含む): 8618400

約数和(自身を除く): 4532980

約数列:

[1, 2, 4, 5, 10, 20, 359, 569, 718, 1138, 1436, 1795, 2276, 2845, 3590, 5690, 7180, 11380, 204271, 408542, 817084, 1021355, 2042710, 4085420]

約数ペア:

[(1, 4085420), (2, 2042710), (4, 1021355), (5, 817084), (10, 408542), (20, 204271), (359, 11380), (569, 7180), (718, 5690), (1138, 3590), (1436, 2845), (1795, 2276)]