9806690

素因数分解:

$2^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{2521}}^1$

素因数の和:2917

約数の個数: 16

約数和(自身を含む): 17704440

約数和(自身を除く): 7897750

約数列:

[1, 2, 5, 10, 389, 778, 1945, 2521, 3890, 5042, 12605, 25210, 980669, 1961338, 4903345, 9806690]

約数ペア:

[(1, 9806690), (2, 4903345), (5, 1961338), (10, 980669), (389, 25210), (778, 12605), (1945, 5042), (2521, 3890)]