8213510

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{311}}^1$

素因数の和:476

約数の個数: 32

約数和(自身を含む): 15724800

約数和(自身を除く): 7511290

約数列:

[1, 2, 5, 10, 19, 38, 95, 139, 190, 278, 311, 622, 695, 1390, 1555, 2641, 3110, 5282, 5909, 11818, 13205, 26410, 29545, 43229, 59090, 86458, 216145, 432290, 821351, 1642702, 4106755, 8213510]

約数ペア:

[(1, 8213510), (2, 4106755), (5, 1642702), (10, 821351), (19, 432290), (38, 216145), (95, 86458), (139, 59090), (190, 43229), (278, 29545), (311, 26410), (622, 13205), (695, 11818), (1390, 5909), (1555, 5282), (2641, 3110)]