105686140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{107843}}^1$

素因数の和:107866

約数の個数: 36

約数和(自身を含む): 258178536

約数和(自身を除く): 152492396

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 107843, 215686, 431372, 539215, 754901, 1078430, 1509802, 2156860, 3019604, 3774505, 5284307, 7549010, 10568614, 15098020, 21137228, 26421535, 52843070, 105686140]

約数ペア:

[(1, 105686140), (2, 52843070), (4, 26421535), (5, 21137228), (7, 15098020), (10, 10568614), (14, 7549010), (20, 5284307), (28, 3774505), (35, 3019604), (49, 2156860), (70, 1509802), (98, 1078430), (140, 754901), (196, 539215), (245, 431372), (490, 215686), (980, 107843)]