20701150

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{383}}^1$

素因数の和:465

約数の個数: 48

約数和(自身を含む): 41140224

約数和(自身を除く): 20439074

約数列:

[1, 2, 5, 10, 23, 25, 46, 47, 50, 94, 115, 230, 235, 383, 470, 575, 766, 1081, 1150, 1175, 1915, 2162, 2350, 3830, 5405, 8809, 9575, 10810, 17618, 18001, 19150, 27025, 36002, 44045, 54050, 88090, 90005, 180010, 220225, 414023, 440450, 450025, 828046, 900050, 2070115, 4140230, 10350575, 20701150]

約数ペア:

[(1, 20701150), (2, 10350575), (5, 4140230), (10, 2070115), (23, 900050), (25, 828046), (46, 450025), (47, 440450), (50, 414023), (94, 220225), (115, 180010), (230, 90005), (235, 88090), (383, 54050), (470, 44045), (575, 36002), (766, 27025), (1081, 19150), (1150, 18001), (1175, 17618), (1915, 10810), (2162, 9575), (2350, 8809), (3830, 5405)]