7888820

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{3011}}^1$

素因数の和:3151

約数の個数: 24

約数和(自身を含む): 16698528

約数和(自身を除く): 8809708

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 3011, 6022, 12044, 15055, 30110, 60220, 394441, 788882, 1577764, 1972205, 3944410, 7888820]

約数ペア:

[(1, 7888820), (2, 3944410), (4, 1972205), (5, 1577764), (10, 788882), (20, 394441), (131, 60220), (262, 30110), (524, 15055), (655, 12044), (1310, 6022), (2620, 3011)]