2247297880

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{7583}}^1$

素因数の和:7864

約数の個数: 64

約数和(自身を含む): 5242060800

約数和(自身を除く): 2994762920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 239, 248, 310, 478, 620, 956, 1195, 1240, 1912, 2390, 4780, 7409, 7583, 9560, 14818, 15166, 29636, 30332, 37045, 37915, 59272, 60664, 74090, 75830, 148180, 151660, 235073, 296360, 303320, 470146, 940292, 1175365, 1812337, 1880584, 2350730, 3624674, 4701460, 7249348, 9061685, 9402920, 14498696, 18123370, 36246740, 56182447, 72493480, 112364894, 224729788, 280912235, 449459576, 561824470, 1123648940, 2247297880]

約数ペア:

[(1, 2247297880), (2, 1123648940), (4, 561824470), (5, 449459576), (8, 280912235), (10, 224729788), (20, 112364894), (31, 72493480), (40, 56182447), (62, 36246740), (124, 18123370), (155, 14498696), (239, 9402920), (248, 9061685), (310, 7249348), (478, 4701460), (620, 3624674), (956, 2350730), (1195, 1880584), (1240, 1812337), (1912, 1175365), (2390, 940292), (4780, 470146), (7409, 303320), (7583, 296360), (9560, 235073), (14818, 151660), (15166, 148180), (29636, 75830), (30332, 74090), (37045, 60664), (37915, 59272)]