40749520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{72767}}^1$

素因数の和:72787

約数の個数: 40

約数和(自身を含む): 108278784

約数和(自身を除く): 67529264

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 72767, 145534, 291068, 363835, 509369, 582136, 727670, 1018738, 1164272, 1455340, 2037476, 2546845, 2910680, 4074952, 5093690, 5821360, 8149904, 10187380, 20374760, 40749520]

約数ペア:

[(1, 40749520), (2, 20374760), (4, 10187380), (5, 8149904), (7, 5821360), (8, 5093690), (10, 4074952), (14, 2910680), (16, 2546845), (20, 2037476), (28, 1455340), (35, 1164272), (40, 1018738), (56, 727670), (70, 582136), (80, 509369), (112, 363835), (140, 291068), (280, 145534), (560, 72767)]