26989020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{149939}}^1$

素因数の和:149954

約数の個数: 36

約数和(自身を含む): 81867240

約数和(自身を除く): 54878220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 149939, 299878, 449817, 599756, 749695, 899634, 1349451, 1499390, 1799268, 2249085, 2698902, 2998780, 4498170, 5397804, 6747255, 8996340, 13494510, 26989020]

約数ペア:

[(1, 26989020), (2, 13494510), (3, 8996340), (4, 6747255), (5, 5397804), (6, 4498170), (9, 2998780), (10, 2698902), (12, 2249085), (15, 1799268), (18, 1499390), (20, 1349451), (30, 899634), (36, 749695), (45, 599756), (60, 449817), (90, 299878), (180, 149939)]