18850877570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{739}}^1\times {\mathrm{1187}}^1$

素因数の和:2247

約数の個数: 64

約数和(自身を含む): 38990730240

約数和(自身を除く): 20139852670

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 307, 614, 739, 1187, 1478, 1535, 2149, 2374, 3070, 3695, 4298, 5173, 5935, 7390, 8309, 10346, 10745, 11870, 16618, 21490, 25865, 41545, 51730, 83090, 226873, 364409, 453746, 728818, 877193, 1134365, 1588111, 1754386, 1822045, 2268730, 2550863, 3176222, 3644090, 4385965, 5101726, 6140351, 7940555, 8771930, 12280702, 12754315, 15881110, 25508630, 30701755, 61403510, 269298251, 538596502, 1346491255, 1885087757, 2692982510, 3770175514, 9425438785, 18850877570]

約数ペア:

[(1, 18850877570), (2, 9425438785), (5, 3770175514), (7, 2692982510), (10, 1885087757), (14, 1346491255), (35, 538596502), (70, 269298251), (307, 61403510), (614, 30701755), (739, 25508630), (1187, 15881110), (1478, 12754315), (1535, 12280702), (2149, 8771930), (2374, 7940555), (3070, 6140351), (3695, 5101726), (4298, 4385965), (5173, 3644090), (5935, 3176222), (7390, 2550863), (8309, 2268730), (10346, 1822045), (10745, 1754386), (11870, 1588111), (16618, 1134365), (21490, 877193), (25865, 728818), (41545, 453746), (51730, 364409), (83090, 226873)]