31876040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{113843}}^1$

素因数の和:113861

約数の個数: 32

約数和(自身を含む): 81967680

約数和(自身を除く): 50091640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 113843, 227686, 455372, 569215, 796901, 910744, 1138430, 1593802, 2276860, 3187604, 3984505, 4553720, 6375208, 7969010, 15938020, 31876040]

約数ペア:

[(1, 31876040), (2, 15938020), (4, 7969010), (5, 6375208), (7, 4553720), (8, 3984505), (10, 3187604), (14, 2276860), (20, 1593802), (28, 1138430), (35, 910744), (40, 796901), (56, 569215), (70, 455372), (140, 227686), (280, 113843)]