11255440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{199}}^1$

素因数の和:320

約数の個数: 80

約数和(自身を含む): 30355200

約数和(自身を除く): 19099760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 101, 112, 140, 199, 202, 280, 398, 404, 505, 560, 707, 796, 808, 995, 1010, 1393, 1414, 1592, 1616, 1990, 2020, 2786, 2828, 3184, 3535, 3980, 4040, 5572, 5656, 6965, 7070, 7960, 8080, 11144, 11312, 13930, 14140, 15920, 20099, 22288, 27860, 28280, 40198, 55720, 56560, 80396, 100495, 111440, 140693, 160792, 200990, 281386, 321584, 401980, 562772, 703465, 803960, 1125544, 1406930, 1607920, 2251088, 2813860, 5627720, 11255440]

約数ペア:

[(1, 11255440), (2, 5627720), (4, 2813860), (5, 2251088), (7, 1607920), (8, 1406930), (10, 1125544), (14, 803960), (16, 703465), (20, 562772), (28, 401980), (35, 321584), (40, 281386), (56, 200990), (70, 160792), (80, 140693), (101, 111440), (112, 100495), (140, 80396), (199, 56560), (202, 55720), (280, 40198), (398, 28280), (404, 27860), (505, 22288), (560, 20099), (707, 15920), (796, 14140), (808, 13930), (995, 11312), (1010, 11144), (1393, 8080), (1414, 7960), (1592, 7070), (1616, 6965), (1990, 5656), (2020, 5572), (2786, 4040), (2828, 3980), (3184, 3535)]