4627780

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3259}}^1$

素因数の和:3339

約数の個数: 24

約数和(自身を含む): 9858240

約数和(自身を除く): 5230460

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 3259, 6518, 13036, 16295, 32590, 65180, 231389, 462778, 925556, 1156945, 2313890, 4627780]

約数ペア:

[(1, 4627780), (2, 2313890), (4, 1156945), (5, 925556), (10, 462778), (20, 231389), (71, 65180), (142, 32590), (284, 16295), (355, 13036), (710, 6518), (1420, 3259)]