20702970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{12107}}^1$

素因数の和:12139

約数の個数: 48

約数和(自身を含む): 56665440

約数和(自身を除く): 35962470

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 570, 855, 1710, 12107, 24214, 36321, 60535, 72642, 108963, 121070, 181605, 217926, 230033, 363210, 460066, 544815, 690099, 1089630, 1150165, 1380198, 2070297, 2300330, 3450495, 4140594, 6900990, 10351485, 20702970]

約数ペア:

[(1, 20702970), (2, 10351485), (3, 6900990), (5, 4140594), (6, 3450495), (9, 2300330), (10, 2070297), (15, 1380198), (18, 1150165), (19, 1089630), (30, 690099), (38, 544815), (45, 460066), (57, 363210), (90, 230033), (95, 217926), (114, 181605), (171, 121070), (190, 108963), (285, 72642), (342, 60535), (570, 36321), (855, 24214), (1710, 12107)]