9087820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{467}}^1$

素因数の和:622

約数の個数: 48

約数和(自身を含む): 22014720

約数和(自身を除く): 12926900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 139, 140, 278, 467, 556, 695, 934, 973, 1390, 1868, 1946, 2335, 2780, 3269, 3892, 4670, 4865, 6538, 9340, 9730, 13076, 16345, 19460, 32690, 64913, 65380, 129826, 259652, 324565, 454391, 649130, 908782, 1298260, 1817564, 2271955, 4543910, 9087820]

約数ペア:

[(1, 9087820), (2, 4543910), (4, 2271955), (5, 1817564), (7, 1298260), (10, 908782), (14, 649130), (20, 454391), (28, 324565), (35, 259652), (70, 129826), (139, 65380), (140, 64913), (278, 32690), (467, 19460), (556, 16345), (695, 13076), (934, 9730), (973, 9340), (1390, 6538), (1868, 4865), (1946, 4670), (2335, 3892), (2780, 3269)]