108181640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{386363}}^1$

素因数の和:386381

約数の個数: 32

約数和(自身を含む): 278182080

約数和(自身を除く): 170000440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 386363, 772726, 1545452, 1931815, 2704541, 3090904, 3863630, 5409082, 7727260, 10818164, 13522705, 15454520, 21636328, 27045410, 54090820, 108181640]

約数ペア:

[(1, 108181640), (2, 54090820), (4, 27045410), (5, 21636328), (7, 15454520), (8, 13522705), (10, 10818164), (14, 7727260), (20, 5409082), (28, 3863630), (35, 3090904), (40, 2704541), (56, 1931815), (70, 1545452), (140, 772726), (280, 386363)]