15665540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2297}}^1$

素因数の和:2348

約数の個数: 48

約数和(自身を含む): 37062144

約数和(自身を除く): 21396604

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 2297, 3410, 4594, 6820, 9188, 11485, 22970, 25267, 45940, 50534, 71207, 101068, 126335, 142414, 252670, 284828, 356035, 505340, 712070, 783277, 1424140, 1566554, 3133108, 3916385, 7832770, 15665540]

約数ペア:

[(1, 15665540), (2, 7832770), (4, 3916385), (5, 3133108), (10, 1566554), (11, 1424140), (20, 783277), (22, 712070), (31, 505340), (44, 356035), (55, 284828), (62, 252670), (110, 142414), (124, 126335), (155, 101068), (220, 71207), (310, 50534), (341, 45940), (620, 25267), (682, 22970), (1364, 11485), (1705, 9188), (2297, 6820), (3410, 4594)]