2662580

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1987}}^1$

素因数の和:2063

約数の個数: 24

約数和(自身を含む): 5677728

約数和(自身を除く): 3015148

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 1987, 3974, 7948, 9935, 19870, 39740, 133129, 266258, 532516, 665645, 1331290, 2662580]

約数ペア:

[(1, 2662580), (2, 1331290), (4, 665645), (5, 532516), (10, 266258), (20, 133129), (67, 39740), (134, 19870), (268, 9935), (335, 7948), (670, 3974), (1340, 1987)]