18592280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2887}}^1$

素因数の和:2928

約数の個数: 64

約数和(自身を含む): 49904640

約数和(自身を除く): 31312360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 2887, 3220, 5774, 6440, 11548, 14435, 20209, 23096, 28870, 40418, 57740, 66401, 80836, 101045, 115480, 132802, 161672, 202090, 265604, 332005, 404180, 464807, 531208, 664010, 808360, 929614, 1328020, 1859228, 2324035, 2656040, 3718456, 4648070, 9296140, 18592280]

約数ペア:

[(1, 18592280), (2, 9296140), (4, 4648070), (5, 3718456), (7, 2656040), (8, 2324035), (10, 1859228), (14, 1328020), (20, 929614), (23, 808360), (28, 664010), (35, 531208), (40, 464807), (46, 404180), (56, 332005), (70, 265604), (92, 202090), (115, 161672), (140, 132802), (161, 115480), (184, 101045), (230, 80836), (280, 66401), (322, 57740), (460, 40418), (644, 28870), (805, 23096), (920, 20209), (1288, 14435), (1610, 11548), (2887, 6440), (3220, 5774)]