1340806940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{887}}^1\times {\mathrm{6871}}^1$

素因数の和:7778

約数の個数: 48

約数和(自身を含む): 3075577344

約数和(自身を除く): 1734770404

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 887, 1774, 3548, 4435, 6871, 8870, 9757, 13742, 17740, 19514, 27484, 34355, 39028, 48785, 68710, 75581, 97570, 137420, 151162, 195140, 302324, 377905, 755810, 1511620, 6094577, 12189154, 24378308, 30472885, 60945770, 67040347, 121891540, 134080694, 268161388, 335201735, 670403470, 1340806940]

約数ペア:

[(1, 1340806940), (2, 670403470), (4, 335201735), (5, 268161388), (10, 134080694), (11, 121891540), (20, 67040347), (22, 60945770), (44, 30472885), (55, 24378308), (110, 12189154), (220, 6094577), (887, 1511620), (1774, 755810), (3548, 377905), (4435, 302324), (6871, 195140), (8870, 151162), (9757, 137420), (13742, 97570), (17740, 75581), (19514, 68710), (27484, 48785), (34355, 39028)]