1987460

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2311}}^1$

素因数の和:2363

約数の個数: 24

約数和(自身を含む): 4272576

約数和(自身を除く): 2285116

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 2311, 4622, 9244, 11555, 23110, 46220, 99373, 198746, 397492, 496865, 993730, 1987460]

約数ペア:

[(1, 1987460), (2, 993730), (4, 496865), (5, 397492), (10, 198746), (20, 99373), (43, 46220), (86, 23110), (172, 11555), (215, 9244), (430, 4622), (860, 2311)]