322340

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1$

素因数の和:307

約数の個数: 24

約数和(自身を含む): 689472

約数和(自身を除く): 367132

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 227, 284, 355, 454, 710, 908, 1135, 1420, 2270, 4540, 16117, 32234, 64468, 80585, 161170, 322340]

約数ペア:

[(1, 322340), (2, 161170), (4, 80585), (5, 64468), (10, 32234), (20, 16117), (71, 4540), (142, 2270), (227, 1420), (284, 1135), (355, 908), (454, 710)]