2019434740

素因数分解:

$2^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{668687}}^1$

素因数の和:668847

約数の個数: 24

約数和(自身を含む): 4268904192

約数和(自身を除く): 2249469452

約数列:

[1, 2, 4, 5, 10, 20, 151, 302, 604, 755, 1510, 3020, 668687, 1337374, 2674748, 3343435, 6686870, 13373740, 100971737, 201943474, 403886948, 504858685, 1009717370, 2019434740]

約数ペア:

[(1, 2019434740), (2, 1009717370), (4, 504858685), (5, 403886948), (10, 201943474), (20, 100971737), (151, 13373740), (302, 6686870), (604, 3343435), (755, 2674748), (1510, 1337374), (3020, 668687)]