2621990

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{5351}}^1$

素因数の和:5372

約数の個数: 24

約数和(自身を含む): 5491152

約数和(自身を除く): 2869162

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 5351, 10702, 26755, 37457, 53510, 74914, 187285, 262199, 374570, 524398, 1310995, 2621990]

約数ペア:

[(1, 2621990), (2, 1310995), (5, 524398), (7, 374570), (10, 262199), (14, 187285), (35, 74914), (49, 53510), (70, 37457), (98, 26755), (245, 10702), (490, 5351)]