38637380

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{7517}}^1$

素因数の和:7783

約数の個数: 24

約数和(自身を含む): 81465048

約数和(自身を除く): 42827668

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 1028, 1285, 2570, 5140, 7517, 15034, 30068, 37585, 75170, 150340, 1931869, 3863738, 7727476, 9659345, 19318690, 38637380]

約数ペア:

[(1, 38637380), (2, 19318690), (4, 9659345), (5, 7727476), (10, 3863738), (20, 1931869), (257, 150340), (514, 75170), (1028, 37585), (1285, 30068), (2570, 15034), (5140, 7517)]