61284620

素因数分解:

$2^2\times 5^1\times {\mathrm{443}}^1\times {\mathrm{6917}}^1$

素因数の和:7369

約数の個数: 24

約数和(自身を含む): 129006864

約数和(自身を除く): 67722244

約数列:

[1, 2, 4, 5, 10, 20, 443, 886, 1772, 2215, 4430, 6917, 8860, 13834, 27668, 34585, 69170, 138340, 3064231, 6128462, 12256924, 15321155, 30642310, 61284620]

約数ペア:

[(1, 61284620), (2, 30642310), (4, 15321155), (5, 12256924), (10, 6128462), (20, 3064231), (443, 138340), (886, 69170), (1772, 34585), (2215, 27668), (4430, 13834), (6917, 8860)]