20696370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{689879}}^1$

素因数の和:689889

約数の個数: 16

約数和(自身を含む): 49671360

約数和(自身を除く): 28974990

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 689879, 1379758, 2069637, 3449395, 4139274, 6898790, 10348185, 20696370]

約数ペア:

[(1, 20696370), (2, 10348185), (3, 6898790), (5, 4139274), (6, 3449395), (10, 2069637), (15, 1379758), (30, 689879)]