31263740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2837}}^1$

素因数の和:2894

約数の個数: 48

約数和(自身を含む): 71517600

約数和(自身を除く): 40253860

約数列:

[1, 2, 4, 5, 10, 19, 20, 29, 38, 58, 76, 95, 116, 145, 190, 290, 380, 551, 580, 1102, 2204, 2755, 2837, 5510, 5674, 11020, 11348, 14185, 28370, 53903, 56740, 82273, 107806, 164546, 215612, 269515, 329092, 411365, 539030, 822730, 1078060, 1563187, 1645460, 3126374, 6252748, 7815935, 15631870, 31263740]

約数ペア:

[(1, 31263740), (2, 15631870), (4, 7815935), (5, 6252748), (10, 3126374), (19, 1645460), (20, 1563187), (29, 1078060), (38, 822730), (58, 539030), (76, 411365), (95, 329092), (116, 269515), (145, 215612), (190, 164546), (290, 107806), (380, 82273), (551, 56740), (580, 53903), (1102, 28370), (2204, 14185), (2755, 11348), (2837, 11020), (5510, 5674)]