26863180

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{227}}^1$

素因数の和:394

約数の個数: 48

約数和(自身を含む): 58183776

約数和(自身を除く): 31320596

約数列:

[1, 2, 4, 5, 10, 20, 61, 97, 122, 194, 227, 244, 305, 388, 454, 485, 610, 908, 970, 1135, 1220, 1940, 2270, 4540, 5917, 11834, 13847, 22019, 23668, 27694, 29585, 44038, 55388, 59170, 69235, 88076, 110095, 118340, 138470, 220190, 276940, 440380, 1343159, 2686318, 5372636, 6715795, 13431590, 26863180]

約数ペア:

[(1, 26863180), (2, 13431590), (4, 6715795), (5, 5372636), (10, 2686318), (20, 1343159), (61, 440380), (97, 276940), (122, 220190), (194, 138470), (227, 118340), (244, 110095), (305, 88076), (388, 69235), (454, 59170), (485, 55388), (610, 44038), (908, 29585), (970, 27694), (1135, 23668), (1220, 22019), (1940, 13847), (2270, 11834), (4540, 5917)]