1720221256

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{31033}}^1$

素因数の和:31106

約数の個数: 48

約数和(自身を含む): 3577909860

約数和(自身を除く): 1857688604

約数列:

[1, 2, 4, 8, 13, 26, 41, 52, 82, 104, 164, 169, 328, 338, 533, 676, 1066, 1352, 2132, 4264, 6929, 13858, 27716, 31033, 55432, 62066, 124132, 248264, 403429, 806858, 1272353, 1613716, 2544706, 3227432, 5089412, 5244577, 10178824, 10489154, 16540589, 20978308, 33081178, 41956616, 66162356, 132324712, 215027657, 430055314, 860110628, 1720221256]

約数ペア:

[(1, 1720221256), (2, 860110628), (4, 430055314), (8, 215027657), (13, 132324712), (26, 66162356), (41, 41956616), (52, 33081178), (82, 20978308), (104, 16540589), (164, 10489154), (169, 10178824), (328, 5244577), (338, 5089412), (533, 3227432), (676, 2544706), (1066, 1613716), (1352, 1272353), (2132, 806858), (4264, 403429), (6929, 248264), (13858, 124132), (27716, 62066), (31033, 55432)]