2018085440

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{900931}}^1$

素因数の和:900955

約数の個数: 56

約数和(自身を含む): 5492081472

約数和(自身を除く): 3473996032

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 900931, 1801862, 3603724, 4504655, 6306517, 7207448, 9009310, 12613034, 14414896, 18018620, 25226068, 28829792, 31532585, 36037240, 50452136, 57659584, 63065170, 72074480, 100904272, 126130340, 144148960, 201808544, 252260680, 288297920, 403617088, 504521360, 1009042720, 2018085440]

約数ペア:

[(1, 2018085440), (2, 1009042720), (4, 504521360), (5, 403617088), (7, 288297920), (8, 252260680), (10, 201808544), (14, 144148960), (16, 126130340), (20, 100904272), (28, 72074480), (32, 63065170), (35, 57659584), (40, 50452136), (56, 36037240), (64, 31532585), (70, 28829792), (80, 25226068), (112, 18018620), (140, 14414896), (160, 12613034), (224, 9009310), (280, 7207448), (320, 6306517), (448, 4504655), (560, 3603724), (1120, 1801862), (2240, 900931)]