280460

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{379}}^1$

素因数の和:425

約数の個数: 24

約数和(自身を含む): 606480

約数和(自身を除く): 326020

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 379, 740, 758, 1516, 1895, 3790, 7580, 14023, 28046, 56092, 70115, 140230, 280460]

約数ペア:

[(1, 280460), (2, 140230), (4, 70115), (5, 56092), (10, 28046), (20, 14023), (37, 7580), (74, 3790), (148, 1895), (185, 1516), (370, 758), (379, 740)]