12172740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{202879}}^1$

素因数の和:202891

約数の個数: 24

約数和(自身を含む): 34083840

約数和(自身を除く): 21911100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 202879, 405758, 608637, 811516, 1014395, 1217274, 2028790, 2434548, 3043185, 4057580, 6086370, 12172740]

約数ペア:

[(1, 12172740), (2, 6086370), (3, 4057580), (4, 3043185), (5, 2434548), (6, 2028790), (10, 1217274), (12, 1014395), (15, 811516), (20, 608637), (30, 405758), (60, 202879)]