201158020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{10337}}^1$

素因数の和:10492

約数の個数: 48

約数和(自身を含む): 486299520

約数和(自身を除く): 285141500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 139, 140, 278, 556, 695, 973, 1390, 1946, 2780, 3892, 4865, 9730, 10337, 19460, 20674, 41348, 51685, 72359, 103370, 144718, 206740, 289436, 361795, 723590, 1436843, 1447180, 2873686, 5747372, 7184215, 10057901, 14368430, 20115802, 28736860, 40231604, 50289505, 100579010, 201158020]

約数ペア:

[(1, 201158020), (2, 100579010), (4, 50289505), (5, 40231604), (7, 28736860), (10, 20115802), (14, 14368430), (20, 10057901), (28, 7184215), (35, 5747372), (70, 2873686), (139, 1447180), (140, 1436843), (278, 723590), (556, 361795), (695, 289436), (973, 206740), (1390, 144718), (1946, 103370), (2780, 72359), (3892, 51685), (4865, 41348), (9730, 20674), (10337, 19460)]