2568820

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:184

約数の個数: 48

約数和(自身を含む): 5765760

約数和(自身を除く): 3196940

約数列:

[1, 2, 4, 5, 10, 20, 29, 43, 58, 86, 103, 116, 145, 172, 206, 215, 290, 412, 430, 515, 580, 860, 1030, 1247, 2060, 2494, 2987, 4429, 4988, 5974, 6235, 8858, 11948, 12470, 14935, 17716, 22145, 24940, 29870, 44290, 59740, 88580, 128441, 256882, 513764, 642205, 1284410, 2568820]

約数ペア:

[(1, 2568820), (2, 1284410), (4, 642205), (5, 513764), (10, 256882), (20, 128441), (29, 88580), (43, 59740), (58, 44290), (86, 29870), (103, 24940), (116, 22145), (145, 17716), (172, 14935), (206, 12470), (215, 11948), (290, 8858), (412, 6235), (430, 5974), (515, 4988), (580, 4429), (860, 2987), (1030, 2494), (1247, 2060)]