4004185960

素因数分解:

$2^3\times 5^1\times {\mathrm{2437}}^1\times {\mathrm{41077}}^1$

素因数の和:43525

約数の個数: 32

約数和(自身を含む): 9013334760

約数和(自身を除く): 5009148800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2437, 4874, 9748, 12185, 19496, 24370, 41077, 48740, 82154, 97480, 164308, 205385, 328616, 410770, 821540, 1643080, 100104649, 200209298, 400418596, 500523245, 800837192, 1001046490, 2002092980, 4004185960]

約数ペア:

[(1, 4004185960), (2, 2002092980), (4, 1001046490), (5, 800837192), (8, 500523245), (10, 400418596), (20, 200209298), (40, 100104649), (2437, 1643080), (4874, 821540), (9748, 410770), (12185, 328616), (19496, 205385), (24370, 164308), (41077, 97480), (48740, 82154)]