1489640

素因数分解:

$2^3\times 5^1\times {\mathrm{167}}^1\times {\mathrm{223}}^1$

素因数の和:401

約数の個数: 32

約数和(自身を含む): 3386880

約数和(自身を除く): 1897240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 167, 223, 334, 446, 668, 835, 892, 1115, 1336, 1670, 1784, 2230, 3340, 4460, 6680, 8920, 37241, 74482, 148964, 186205, 297928, 372410, 744820, 1489640]

約数ペア:

[(1, 1489640), (2, 744820), (4, 372410), (5, 297928), (8, 186205), (10, 148964), (20, 74482), (40, 37241), (167, 8920), (223, 6680), (334, 4460), (446, 3340), (668, 2230), (835, 1784), (892, 1670), (1115, 1336)]