853770040

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{6221}}^1$

素因数の和:6352

約数の個数: 64

約数和(自身を含む): 1989048960

約数和(自身を除く): 1135278920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 73, 94, 146, 188, 235, 292, 365, 376, 470, 584, 730, 940, 1460, 1880, 2920, 3431, 6221, 6862, 12442, 13724, 17155, 24884, 27448, 31105, 34310, 49768, 62210, 68620, 124420, 137240, 248840, 292387, 454133, 584774, 908266, 1169548, 1461935, 1816532, 2270665, 2339096, 2923870, 3633064, 4541330, 5847740, 9082660, 11695480, 18165320, 21344251, 42688502, 85377004, 106721255, 170754008, 213442510, 426885020, 853770040]

約数ペア:

[(1, 853770040), (2, 426885020), (4, 213442510), (5, 170754008), (8, 106721255), (10, 85377004), (20, 42688502), (40, 21344251), (47, 18165320), (73, 11695480), (94, 9082660), (146, 5847740), (188, 4541330), (235, 3633064), (292, 2923870), (365, 2339096), (376, 2270665), (470, 1816532), (584, 1461935), (730, 1169548), (940, 908266), (1460, 584774), (1880, 454133), (2920, 292387), (3431, 248840), (6221, 137240), (6862, 124420), (12442, 68620), (13724, 62210), (17155, 49768), (24884, 34310), (27448, 31105)]