8942780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{5807}}^1$

素因数の和:5834

約数の個数: 48

約数和(自身を含む): 23417856

約数和(自身を除く): 14475076

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 5807, 11614, 23228, 29035, 40649, 58070, 63877, 81298, 116140, 127754, 162596, 203245, 255508, 319385, 406490, 447139, 638770, 812980, 894278, 1277540, 1788556, 2235695, 4471390, 8942780]

約数ペア:

[(1, 8942780), (2, 4471390), (4, 2235695), (5, 1788556), (7, 1277540), (10, 894278), (11, 812980), (14, 638770), (20, 447139), (22, 406490), (28, 319385), (35, 255508), (44, 203245), (55, 162596), (70, 127754), (77, 116140), (110, 81298), (140, 63877), (154, 58070), (220, 40649), (308, 29035), (385, 23228), (770, 11614), (1540, 5807)]