13169380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{863}}^1$

素因数の和:988

約数の個数: 48

約数和(自身を含む): 31933440

約数和(自身を除く): 18764060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 109, 140, 218, 436, 545, 763, 863, 1090, 1526, 1726, 2180, 3052, 3452, 3815, 4315, 6041, 7630, 8630, 12082, 15260, 17260, 24164, 30205, 60410, 94067, 120820, 188134, 376268, 470335, 658469, 940670, 1316938, 1881340, 2633876, 3292345, 6584690, 13169380]

約数ペア:

[(1, 13169380), (2, 6584690), (4, 3292345), (5, 2633876), (7, 1881340), (10, 1316938), (14, 940670), (20, 658469), (28, 470335), (35, 376268), (70, 188134), (109, 120820), (140, 94067), (218, 60410), (436, 30205), (545, 24164), (763, 17260), (863, 15260), (1090, 12082), (1526, 8630), (1726, 7630), (2180, 6041), (3052, 4315), (3452, 3815)]