2000387420

素因数分解:

$2^2\times 5^1\times {\mathrm{719}}^1\times {\mathrm{139109}}^1$

素因数の和:139837

約数の個数: 24

約数和(自身を含む): 4206686400

約数和(自身を除く): 2206298980

約数列:

[1, 2, 4, 5, 10, 20, 719, 1438, 2876, 3595, 7190, 14380, 139109, 278218, 556436, 695545, 1391090, 2782180, 100019371, 200038742, 400077484, 500096855, 1000193710, 2000387420]

約数ペア:

[(1, 2000387420), (2, 1000193710), (4, 500096855), (5, 400077484), (10, 200038742), (20, 100019371), (719, 2782180), (1438, 1391090), (2876, 695545), (3595, 556436), (7190, 278218), (14380, 139109)]