28654430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{409349}}^1$

素因数の和:409363

約数の個数: 16

約数和(自身を含む): 58946400

約数和(自身を除く): 30291970

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 409349, 818698, 2046745, 2865443, 4093490, 5730886, 14327215, 28654430]

約数ペア:

[(1, 28654430), (2, 14327215), (5, 5730886), (7, 4093490), (10, 2865443), (14, 2046745), (35, 818698), (70, 409349)]