1222040

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{223}}^1$

素因数の和:371

約数の個数: 32

約数和(自身を含む): 2782080

約数和(自身を除く): 1560040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 223, 274, 446, 548, 685, 892, 1096, 1115, 1370, 1784, 2230, 2740, 4460, 5480, 8920, 30551, 61102, 122204, 152755, 244408, 305510, 611020, 1222040]

約数ペア:

[(1, 1222040), (2, 611020), (4, 305510), (5, 244408), (8, 152755), (10, 122204), (20, 61102), (40, 30551), (137, 8920), (223, 5480), (274, 4460), (446, 2740), (548, 2230), (685, 1784), (892, 1370), (1096, 1115)]