28499340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{349}}^1\times {\mathrm{1361}}^1$

素因数の和:1722

約数の個数: 48

約数和(自身を含む): 80085600

約数和(自身を除く): 51586260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 349, 698, 1047, 1361, 1396, 1745, 2094, 2722, 3490, 4083, 4188, 5235, 5444, 6805, 6980, 8166, 10470, 13610, 16332, 20415, 20940, 27220, 40830, 81660, 474989, 949978, 1424967, 1899956, 2374945, 2849934, 4749890, 5699868, 7124835, 9499780, 14249670, 28499340]

約数ペア:

[(1, 28499340), (2, 14249670), (3, 9499780), (4, 7124835), (5, 5699868), (6, 4749890), (10, 2849934), (12, 2374945), (15, 1899956), (20, 1424967), (30, 949978), (60, 474989), (349, 81660), (698, 40830), (1047, 27220), (1361, 20940), (1396, 20415), (1745, 16332), (2094, 13610), (2722, 10470), (3490, 8166), (4083, 6980), (4188, 6805), (5235, 5444)]