217642020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{3627367}}^1$

素因数の和:3627379

約数の個数: 24

約数和(自身を含む): 609397824

約数和(自身を除く): 391755804

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 3627367, 7254734, 10882101, 14509468, 18136835, 21764202, 36273670, 43528404, 54410505, 72547340, 108821010, 217642020]

約数ペア:

[(1, 217642020), (2, 108821010), (3, 72547340), (4, 54410505), (5, 43528404), (6, 36273670), (10, 21764202), (12, 18136835), (15, 14509468), (20, 10882101), (30, 7254734), (60, 3627367)]