89001820

素因数分解:

$2^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{16421}}^1$

素因数の和:16701

約数の個数: 24

約数和(自身を含む): 187604928

約数和(自身を除く): 98603108

約数列:

[1, 2, 4, 5, 10, 20, 271, 542, 1084, 1355, 2710, 5420, 16421, 32842, 65684, 82105, 164210, 328420, 4450091, 8900182, 17800364, 22250455, 44500910, 89001820]

約数ペア:

[(1, 89001820), (2, 44500910), (4, 22250455), (5, 17800364), (10, 8900182), (20, 4450091), (271, 328420), (542, 164210), (1084, 82105), (1355, 65684), (2710, 32842), (5420, 16421)]