328692880

素因数分解:

$2^4\times 5^1\times {\mathrm{4108661}}^1$

素因数の和:4108674

約数の個数: 20

約数和(自身を含む): 764211132

約数和(自身を除く): 435518252

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 4108661, 8217322, 16434644, 20543305, 32869288, 41086610, 65738576, 82173220, 164346440, 328692880]

約数ペア:

[(1, 328692880), (2, 164346440), (4, 82173220), (5, 65738576), (8, 41086610), (10, 32869288), (16, 20543305), (20, 16434644), (40, 8217322), (80, 4108661)]