52911740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{2719}}^1$

素因数の和:2874

約数の個数: 48

約数和(自身を含む): 127948800

約数和(自身を除く): 75037060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 139, 140, 278, 556, 695, 973, 1390, 1946, 2719, 2780, 3892, 4865, 5438, 9730, 10876, 13595, 19033, 19460, 27190, 38066, 54380, 76132, 95165, 190330, 377941, 380660, 755882, 1511764, 1889705, 2645587, 3779410, 5291174, 7558820, 10582348, 13227935, 26455870, 52911740]

約数ペア:

[(1, 52911740), (2, 26455870), (4, 13227935), (5, 10582348), (7, 7558820), (10, 5291174), (14, 3779410), (20, 2645587), (28, 1889705), (35, 1511764), (70, 755882), (139, 380660), (140, 377941), (278, 190330), (556, 95165), (695, 76132), (973, 54380), (1390, 38066), (1946, 27190), (2719, 19460), (2780, 19033), (3892, 13595), (4865, 10876), (5438, 9730)]