820610

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{617}}^1$

素因数の和:650

約数の個数: 32

約数和(自身を含む): 1779840

約数和(自身を除く): 959230

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 617, 665, 1234, 1330, 3085, 4319, 6170, 8638, 11723, 21595, 23446, 43190, 58615, 82061, 117230, 164122, 410305, 820610]

約数ペア:

[(1, 820610), (2, 410305), (5, 164122), (7, 117230), (10, 82061), (14, 58615), (19, 43190), (35, 23446), (38, 21595), (70, 11723), (95, 8638), (133, 6170), (190, 4319), (266, 3085), (617, 1330), (665, 1234)]