157030540

素因数分解:

$2^2\times 5^1\times {\mathrm{431}}^1\times {\mathrm{18217}}^1$

素因数の和:18657

約数の個数: 24

約数和(自身を含む): 330547392

約数和(自身を除く): 173516852

約数列:

[1, 2, 4, 5, 10, 20, 431, 862, 1724, 2155, 4310, 8620, 18217, 36434, 72868, 91085, 182170, 364340, 7851527, 15703054, 31406108, 39257635, 78515270, 157030540]

約数ペア:

[(1, 157030540), (2, 78515270), (4, 39257635), (5, 31406108), (10, 15703054), (20, 7851527), (431, 364340), (862, 182170), (1724, 91085), (2155, 72868), (4310, 36434), (8620, 18217)]