1990376691410

素因数分解:

$2^1\times 5^1\times {\mathrm{356621}}^1\times {\mathrm{558121}}^1$

素因数の和:914749

約数の個数: 16

約数和(自身を含む): 3582694509912

約数和(自身を除く): 1592317818502

約数列:

[1, 2, 5, 10, 356621, 558121, 713242, 1116242, 1783105, 2790605, 3566210, 5581210, 199037669141, 398075338282, 995188345705, 1990376691410]

約数ペア:

[(1, 1990376691410), (2, 995188345705), (5, 398075338282), (10, 199037669141), (356621, 5581210), (558121, 3566210), (713242, 2790605), (1116242, 1783105)]