393303810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{643}}^1\times {\mathrm{20389}}^1$

素因数の和:21042

約数の個数: 32

約数和(自身を含む): 945443520

約数和(自身を除く): 552139710

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 643, 1286, 1929, 3215, 3858, 6430, 9645, 19290, 20389, 40778, 61167, 101945, 122334, 203890, 305835, 611670, 13110127, 26220254, 39330381, 65550635, 78660762, 131101270, 196651905, 393303810]

約数ペア:

[(1, 393303810), (2, 196651905), (3, 131101270), (5, 78660762), (6, 65550635), (10, 39330381), (15, 26220254), (30, 13110127), (643, 611670), (1286, 305835), (1929, 203890), (3215, 122334), (3858, 101945), (6430, 61167), (9645, 40778), (19290, 20389)]