72134180

素因数分解:

$2^2\times 5^1\times {\mathrm{1669}}^1\times {\mathrm{2161}}^1$

素因数の和:3839

約数の個数: 24

約数和(自身を含む): 151642680

約数和(自身を除く): 79508500

約数列:

[1, 2, 4, 5, 10, 20, 1669, 2161, 3338, 4322, 6676, 8345, 8644, 10805, 16690, 21610, 33380, 43220, 3606709, 7213418, 14426836, 18033545, 36067090, 72134180]

約数ペア:

[(1, 72134180), (2, 36067090), (4, 18033545), (5, 14426836), (10, 7213418), (20, 3606709), (1669, 43220), (2161, 33380), (3338, 21610), (4322, 16690), (6676, 10805), (8345, 8644)]