27186940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{647}}^1$

素因数の和:858

約数の個数: 48

約数和(自身を含む): 62705664

約数和(自身を除く): 35518724

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 191, 220, 382, 647, 764, 955, 1294, 1910, 2101, 2588, 3235, 3820, 4202, 6470, 7117, 8404, 10505, 12940, 14234, 21010, 28468, 35585, 42020, 71170, 123577, 142340, 247154, 494308, 617885, 1235770, 1359347, 2471540, 2718694, 5437388, 6796735, 13593470, 27186940]

約数ペア:

[(1, 27186940), (2, 13593470), (4, 6796735), (5, 5437388), (10, 2718694), (11, 2471540), (20, 1359347), (22, 1235770), (44, 617885), (55, 494308), (110, 247154), (191, 142340), (220, 123577), (382, 71170), (647, 42020), (764, 35585), (955, 28468), (1294, 21010), (1910, 14234), (2101, 12940), (2588, 10505), (3235, 8404), (3820, 7117), (4202, 6470)]