209123060

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^2\times {\mathrm{12433}}^1$

素因数の和:12500

約数の個数: 36

約数和(自身を含む): 454860588

約数和(自身を除く): 245737528

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 841, 1682, 3364, 4205, 8410, 12433, 16820, 24866, 49732, 62165, 124330, 248660, 360557, 721114, 1442228, 1802785, 3605570, 7211140, 10456153, 20912306, 41824612, 52280765, 104561530, 209123060]

約数ペア:

[(1, 209123060), (2, 104561530), (4, 52280765), (5, 41824612), (10, 20912306), (20, 10456153), (29, 7211140), (58, 3605570), (116, 1802785), (145, 1442228), (290, 721114), (580, 360557), (841, 248660), (1682, 124330), (3364, 62165), (4205, 49732), (8410, 24866), (12433, 16820)]