20143020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{3461}}^1$

素因数の和:3570

約数の個数: 48

約数和(自身を含む): 56998368

約数和(自身を除く): 36855348

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 97, 194, 291, 388, 485, 582, 970, 1164, 1455, 1940, 2910, 3461, 5820, 6922, 10383, 13844, 17305, 20766, 34610, 41532, 51915, 69220, 103830, 207660, 335717, 671434, 1007151, 1342868, 1678585, 2014302, 3357170, 4028604, 5035755, 6714340, 10071510, 20143020]

約数ペア:

[(1, 20143020), (2, 10071510), (3, 6714340), (4, 5035755), (5, 4028604), (6, 3357170), (10, 2014302), (12, 1678585), (15, 1342868), (20, 1007151), (30, 671434), (60, 335717), (97, 207660), (194, 103830), (291, 69220), (388, 51915), (485, 41532), (582, 34610), (970, 20766), (1164, 17305), (1455, 13844), (1940, 10383), (2910, 6922), (3461, 5820)]