620961770

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{33403}}^1$

素因数の和:33447

約数の個数: 48

約数和(自身を含む): 1320393312

約数和(自身を除く): 699431542

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 169, 286, 338, 715, 845, 1430, 1690, 1859, 3718, 9295, 18590, 33403, 66806, 167015, 334030, 367433, 434239, 734866, 868478, 1837165, 2171195, 3674330, 4342390, 4776629, 5645107, 9553258, 11290214, 23883145, 28225535, 47766290, 56451070, 62096177, 124192354, 310480885, 620961770]

約数ペア:

[(1, 620961770), (2, 310480885), (5, 124192354), (10, 62096177), (11, 56451070), (13, 47766290), (22, 28225535), (26, 23883145), (55, 11290214), (65, 9553258), (110, 5645107), (130, 4776629), (143, 4342390), (169, 3674330), (286, 2171195), (338, 1837165), (715, 868478), (845, 734866), (1430, 434239), (1690, 367433), (1859, 334030), (3718, 167015), (9295, 66806), (18590, 33403)]