84730280

素因数分解:

$2^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{8863}}^1$

素因数の和:9113

約数の個数: 32

約数和(自身を含む): 191462400

約数和(自身を除く): 106732120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 239, 478, 956, 1195, 1912, 2390, 4780, 8863, 9560, 17726, 35452, 44315, 70904, 88630, 177260, 354520, 2118257, 4236514, 8473028, 10591285, 16946056, 21182570, 42365140, 84730280]

約数ペア:

[(1, 84730280), (2, 42365140), (4, 21182570), (5, 16946056), (8, 10591285), (10, 8473028), (20, 4236514), (40, 2118257), (239, 354520), (478, 177260), (956, 88630), (1195, 70904), (1912, 44315), (2390, 35452), (4780, 17726), (8863, 9560)]