15890210

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{32429}}^1$

素因数の和:32450

約数の個数: 24

約数和(自身を含む): 33273180

約数和(自身を除く): 17382970

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 32429, 64858, 162145, 227003, 324290, 454006, 1135015, 1589021, 2270030, 3178042, 7945105, 15890210]

約数ペア:

[(1, 15890210), (2, 7945105), (5, 3178042), (7, 2270030), (10, 1589021), (14, 1135015), (35, 454006), (49, 324290), (70, 227003), (98, 162145), (245, 64858), (490, 32429)]