2185810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{641}}^1$

素因数の和:690

約数の個数: 32

約数和(自身を含む): 4437504

約数和(自身を除く): 2251694

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 155, 310, 341, 641, 682, 1282, 1705, 3205, 3410, 6410, 7051, 14102, 19871, 35255, 39742, 70510, 99355, 198710, 218581, 437162, 1092905, 2185810]

約数ペア:

[(1, 2185810), (2, 1092905), (5, 437162), (10, 218581), (11, 198710), (22, 99355), (31, 70510), (55, 39742), (62, 35255), (110, 19871), (155, 14102), (310, 7051), (341, 6410), (641, 3410), (682, 3205), (1282, 1705)]