28500460

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{21269}}^1$

素因数の和:21345

約数の個数: 24

約数和(自身を含む): 60747120

約数和(自身を除く): 32246660

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 21269, 42538, 85076, 106345, 212690, 425380, 1425023, 2850046, 5700092, 7125115, 14250230, 28500460]

約数ペア:

[(1, 28500460), (2, 14250230), (4, 7125115), (5, 5700092), (10, 2850046), (20, 1425023), (67, 425380), (134, 212690), (268, 106345), (335, 85076), (670, 42538), (1340, 21269)]