1636451380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{187237}}^1$

素因数の和:187288

約数の個数: 48

約数和(自身を含む): 3774718080

約数和(自身を除く): 2138266700

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 380, 437, 460, 874, 1748, 2185, 4370, 8740, 187237, 374474, 748948, 936185, 1872370, 3557503, 3744740, 4306451, 7115006, 8612902, 14230012, 17225804, 17787515, 21532255, 35575030, 43064510, 71150060, 81822569, 86129020, 163645138, 327290276, 409112845, 818225690, 1636451380]

約数ペア:

[(1, 1636451380), (2, 818225690), (4, 409112845), (5, 327290276), (10, 163645138), (19, 86129020), (20, 81822569), (23, 71150060), (38, 43064510), (46, 35575030), (76, 21532255), (92, 17787515), (95, 17225804), (115, 14230012), (190, 8612902), (230, 7115006), (380, 4306451), (437, 3744740), (460, 3557503), (874, 1872370), (1748, 936185), (2185, 748948), (4370, 374474), (8740, 187237)]