13703480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{449}}^1$

素因数の和:576

約数の個数: 64

約数和(自身を含む): 35640000

約数和(自身を除く): 21936520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 109, 140, 218, 280, 436, 449, 545, 763, 872, 898, 1090, 1526, 1796, 2180, 2245, 3052, 3143, 3592, 3815, 4360, 4490, 6104, 6286, 7630, 8980, 12572, 15260, 15715, 17960, 25144, 30520, 31430, 48941, 62860, 97882, 125720, 195764, 244705, 342587, 391528, 489410, 685174, 978820, 1370348, 1712935, 1957640, 2740696, 3425870, 6851740, 13703480]

約数ペア:

[(1, 13703480), (2, 6851740), (4, 3425870), (5, 2740696), (7, 1957640), (8, 1712935), (10, 1370348), (14, 978820), (20, 685174), (28, 489410), (35, 391528), (40, 342587), (56, 244705), (70, 195764), (109, 125720), (140, 97882), (218, 62860), (280, 48941), (436, 31430), (449, 30520), (545, 25144), (763, 17960), (872, 15715), (898, 15260), (1090, 12572), (1526, 8980), (1796, 7630), (2180, 6286), (2245, 6104), (3052, 4490), (3143, 4360), (3592, 3815)]