15328180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{15641}}^1$

素因数の和:15664

約数の個数: 36

約数和(自身を含む): 37446948

約数和(自身を除く): 22118768

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 15641, 31282, 62564, 78205, 109487, 156410, 218974, 312820, 437948, 547435, 766409, 1094870, 1532818, 2189740, 3065636, 3832045, 7664090, 15328180]

約数ペア:

[(1, 15328180), (2, 7664090), (4, 3832045), (5, 3065636), (7, 2189740), (10, 1532818), (14, 1094870), (20, 766409), (28, 547435), (35, 437948), (49, 312820), (70, 218974), (98, 156410), (140, 109487), (196, 78205), (245, 62564), (490, 31282), (980, 15641)]