20708130

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{690271}}^1$

素因数の和:690281

約数の個数: 16

約数和(自身を含む): 49699584

約数和(自身を除く): 28991454

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 690271, 1380542, 2070813, 3451355, 4141626, 6902710, 10354065, 20708130]

約数ペア:

[(1, 20708130), (2, 10354065), (3, 6902710), (5, 4141626), (6, 3451355), (10, 2070813), (15, 1380542), (30, 690271)]