20156930

素因数分解:

$2^1\times 5^1\times {\mathrm{487}}^1\times {\mathrm{4139}}^1$

素因数の和:4633

約数の個数: 16

約数和(自身を含む): 36365760

約数和(自身を除く): 16208830

約数列:

[1, 2, 5, 10, 487, 974, 2435, 4139, 4870, 8278, 20695, 41390, 2015693, 4031386, 10078465, 20156930]

約数ペア:

[(1, 20156930), (2, 10078465), (5, 4031386), (10, 2015693), (487, 41390), (974, 20695), (2435, 8278), (4139, 4870)]