8210980

素因数分解:

$2^2\times 5^1\times {\mathrm{571}}^1\times {\mathrm{719}}^1$

素因数の和:1299

約数の個数: 24

約数和(自身を含む): 17297280

約数和(自身を除く): 9086300

約数列:

[1, 2, 4, 5, 10, 20, 571, 719, 1142, 1438, 2284, 2855, 2876, 3595, 5710, 7190, 11420, 14380, 410549, 821098, 1642196, 2052745, 4105490, 8210980]

約数ペア:

[(1, 8210980), (2, 4105490), (4, 2052745), (5, 1642196), (10, 821098), (20, 410549), (571, 14380), (719, 11420), (1142, 7190), (1438, 5710), (2284, 3595), (2855, 2876)]