7684180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{7841}}^1$

素因数の和:7864

約数の個数: 36

約数和(自身を含む): 18773748

約数和(自身を除く): 11089568

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 7841, 15682, 31364, 39205, 54887, 78410, 109774, 156820, 219548, 274435, 384209, 548870, 768418, 1097740, 1536836, 1921045, 3842090, 7684180]

約数ペア:

[(1, 7684180), (2, 3842090), (4, 1921045), (5, 1536836), (7, 1097740), (10, 768418), (14, 548870), (20, 384209), (28, 274435), (35, 219548), (49, 156820), (70, 109774), (98, 78410), (140, 54887), (196, 39205), (245, 31364), (490, 15682), (980, 7841)]