7257040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{12959}}^1$

素因数の和:12979

約数の個数: 40

約数和(自身を含む): 19284480

約数和(自身を除く): 12027440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 12959, 25918, 51836, 64795, 90713, 103672, 129590, 181426, 207344, 259180, 362852, 453565, 518360, 725704, 907130, 1036720, 1451408, 1814260, 3628520, 7257040]

約数ペア:

[(1, 7257040), (2, 3628520), (4, 1814260), (5, 1451408), (7, 1036720), (8, 907130), (10, 725704), (14, 518360), (16, 453565), (20, 362852), (28, 259180), (35, 207344), (40, 181426), (56, 129590), (70, 103672), (80, 90713), (112, 64795), (140, 51836), (280, 25918), (560, 12959)]