201860680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{720931}}^1$

素因数の和:720949

約数の個数: 32

約数和(自身を含む): 519071040

約数和(自身を除く): 317210360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 720931, 1441862, 2883724, 3604655, 5046517, 5767448, 7209310, 10093034, 14418620, 20186068, 25232585, 28837240, 40372136, 50465170, 100930340, 201860680]

約数ペア:

[(1, 201860680), (2, 100930340), (4, 50465170), (5, 40372136), (7, 28837240), (8, 25232585), (10, 20186068), (14, 14418620), (20, 10093034), (28, 7209310), (35, 5767448), (40, 5046517), (56, 3604655), (70, 2883724), (140, 1441862), (280, 720931)]