20602760

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{17761}}^1$

素因数の和:17801

約数の個数: 32

約数和(自身を含む): 47957400

約数和(自身を除く): 27354640

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 17761, 35522, 71044, 88805, 142088, 177610, 355220, 515069, 710440, 1030138, 2060276, 2575345, 4120552, 5150690, 10301380, 20602760]

約数ペア:

[(1, 20602760), (2, 10301380), (4, 5150690), (5, 4120552), (8, 2575345), (10, 2060276), (20, 1030138), (29, 710440), (40, 515069), (58, 355220), (116, 177610), (145, 142088), (232, 88805), (290, 71044), (580, 35522), (1160, 17761)]