8523020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2039}}^1$

素因数の和:2078

約数の個数: 48

約数和(自身を含む): 20563200

約数和(自身を除く): 12040180

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2039, 2090, 4078, 4180, 8156, 10195, 20390, 22429, 38741, 40780, 44858, 77482, 89716, 112145, 154964, 193705, 224290, 387410, 426151, 448580, 774820, 852302, 1704604, 2130755, 4261510, 8523020]

約数ペア:

[(1, 8523020), (2, 4261510), (4, 2130755), (5, 1704604), (10, 852302), (11, 774820), (19, 448580), (20, 426151), (22, 387410), (38, 224290), (44, 193705), (55, 154964), (76, 112145), (95, 89716), (110, 77482), (190, 44858), (209, 40780), (220, 38741), (380, 22429), (418, 20390), (836, 10195), (1045, 8156), (2039, 4180), (2090, 4078)]