40578440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{6301}}^1$

素因数の和:6342

約数の個数: 64

約数和(自身を含む): 108898560

約数和(自身を除く): 68320120

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, 3220, 6301, 6440, 12602, 25204, 31505, 44107, 50408, 63010, 88214, 126020, 144923, 176428, 220535, 252040, 289846, 352856, 441070, 579692, 724615, 882140, 1014461, 1159384, 1449230, 1764280, 2028922, 2898460, 4057844, 5072305, 5796920, 8115688, 10144610, 20289220, 40578440]

約数ペア:

[(1, 40578440), (2, 20289220), (4, 10144610), (5, 8115688), (7, 5796920), (8, 5072305), (10, 4057844), (14, 2898460), (20, 2028922), (23, 1764280), (28, 1449230), (35, 1159384), (40, 1014461), (46, 882140), (56, 724615), (70, 579692), (92, 441070), (115, 352856), (140, 289846), (161, 252040), (184, 220535), (230, 176428), (280, 144923), (322, 126020), (460, 88214), (644, 63010), (805, 50408), (920, 44107), (1288, 31505), (1610, 25204), (3220, 12602), (6301, 6440)]