112840840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{403003}}^1$

素因数の和:403021

約数の個数: 32

約数和(自身を含む): 290162880

約数和(自身を除く): 177322040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 403003, 806006, 1612012, 2015015, 2821021, 3224024, 4030030, 5642042, 8060060, 11284084, 14105105, 16120120, 22568168, 28210210, 56420420, 112840840]

約数ペア:

[(1, 112840840), (2, 56420420), (4, 28210210), (5, 22568168), (7, 16120120), (8, 14105105), (10, 11284084), (14, 8060060), (20, 5642042), (28, 4030030), (35, 3224024), (40, 2821021), (56, 2015015), (70, 1612012), (140, 806006), (280, 403003)]