2017007120

素因数分解:

$2^4\times 5^1\times {\mathrm{1217}}^1\times {\mathrm{20717}}^1$

素因数の和:21947

約数の個数: 40

約数和(自身を含む): 4693621464

約数和(自身を除く): 2676614344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1217, 2434, 4868, 6085, 9736, 12170, 19472, 20717, 24340, 41434, 48680, 82868, 97360, 103585, 165736, 207170, 331472, 414340, 828680, 1657360, 25212589, 50425178, 100850356, 126062945, 201700712, 252125890, 403401424, 504251780, 1008503560, 2017007120]

約数ペア:

[(1, 2017007120), (2, 1008503560), (4, 504251780), (5, 403401424), (8, 252125890), (10, 201700712), (16, 126062945), (20, 100850356), (40, 50425178), (80, 25212589), (1217, 1657360), (2434, 828680), (4868, 414340), (6085, 331472), (9736, 207170), (12170, 165736), (19472, 103585), (20717, 97360), (24340, 82868), (41434, 48680)]