198758420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{7433}}^1$

素因数の和:7640

約数の個数: 48

約数和(自身を含む): 479582208

約数和(自身を除く): 280823788

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 191, 382, 764, 955, 1337, 1910, 2674, 3820, 5348, 6685, 7433, 13370, 14866, 26740, 29732, 37165, 52031, 74330, 104062, 148660, 208124, 260155, 520310, 1040620, 1419703, 2839406, 5678812, 7098515, 9937921, 14197030, 19875842, 28394060, 39751684, 49689605, 99379210, 198758420]

約数ペア:

[(1, 198758420), (2, 99379210), (4, 49689605), (5, 39751684), (7, 28394060), (10, 19875842), (14, 14197030), (20, 9937921), (28, 7098515), (35, 5678812), (70, 2839406), (140, 1419703), (191, 1040620), (382, 520310), (764, 260155), (955, 208124), (1337, 148660), (1910, 104062), (2674, 74330), (3820, 52031), (5348, 37165), (6685, 29732), (7433, 26740), (13370, 14866)]