2871061180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{28387}}^1$

素因数の和:28798

約数の個数: 48

約数和(自身を含む): 6509936160

約数和(自身を除く): 3638874980

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 389, 778, 1556, 1945, 3890, 5057, 7780, 10114, 20228, 25285, 28387, 50570, 56774, 101140, 113548, 141935, 283870, 369031, 567740, 738062, 1476124, 1845155, 3690310, 7380620, 11042543, 22085086, 44170172, 55212715, 110425430, 143553059, 220850860, 287106118, 574212236, 717765295, 1435530590, 2871061180]

約数ペア:

[(1, 2871061180), (2, 1435530590), (4, 717765295), (5, 574212236), (10, 287106118), (13, 220850860), (20, 143553059), (26, 110425430), (52, 55212715), (65, 44170172), (130, 22085086), (260, 11042543), (389, 7380620), (778, 3690310), (1556, 1845155), (1945, 1476124), (3890, 738062), (5057, 567740), (7780, 369031), (10114, 283870), (20228, 141935), (25285, 113548), (28387, 101140), (50570, 56774)]