47350520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{643}}^1$

素因数の和:924

約数の個数: 64

約数和(自身を含む): 122411520

約数和(自身を除く): 75061000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 263, 280, 526, 643, 1052, 1286, 1315, 1841, 2104, 2572, 2630, 3215, 3682, 4501, 5144, 5260, 6430, 7364, 9002, 9205, 10520, 12860, 14728, 18004, 18410, 22505, 25720, 36008, 36820, 45010, 73640, 90020, 169109, 180040, 338218, 676436, 845545, 1183763, 1352872, 1691090, 2367526, 3382180, 4735052, 5918815, 6764360, 9470104, 11837630, 23675260, 47350520]

約数ペア:

[(1, 47350520), (2, 23675260), (4, 11837630), (5, 9470104), (7, 6764360), (8, 5918815), (10, 4735052), (14, 3382180), (20, 2367526), (28, 1691090), (35, 1352872), (40, 1183763), (56, 845545), (70, 676436), (140, 338218), (263, 180040), (280, 169109), (526, 90020), (643, 73640), (1052, 45010), (1286, 36820), (1315, 36008), (1841, 25720), (2104, 22505), (2572, 18410), (2630, 18004), (3215, 14728), (3682, 12860), (4501, 10520), (5144, 9205), (5260, 9002), (6430, 7364)]