7921020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1361}}^1$

素因数の和:1470

約数の個数: 48

約数和(自身を含む): 22423968

約数和(自身を除く): 14502948

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 97, 194, 291, 388, 485, 582, 970, 1164, 1361, 1455, 1940, 2722, 2910, 4083, 5444, 5820, 6805, 8166, 13610, 16332, 20415, 27220, 40830, 81660, 132017, 264034, 396051, 528068, 660085, 792102, 1320170, 1584204, 1980255, 2640340, 3960510, 7921020]

約数ペア:

[(1, 7921020), (2, 3960510), (3, 2640340), (4, 1980255), (5, 1584204), (6, 1320170), (10, 792102), (12, 660085), (15, 528068), (20, 396051), (30, 264034), (60, 132017), (97, 81660), (194, 40830), (291, 27220), (388, 20415), (485, 16332), (582, 13610), (970, 8166), (1164, 6805), (1361, 5820), (1455, 5444), (1940, 4083), (2722, 2910)]