20577210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{685907}}^1$

素因数の和:685917

約数の個数: 16

約数和(自身を含む): 49385376

約数和(自身を除く): 28808166

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 685907, 1371814, 2057721, 3429535, 4115442, 6859070, 10288605, 20577210]

約数ペア:

[(1, 20577210), (2, 10288605), (3, 6859070), (5, 4115442), (6, 3429535), (10, 2057721), (15, 1371814), (30, 685907)]