20769090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{439}}^1$

素因数の和:551

約数の個数: 64

約数和(自身を含む): 53222400

約数和(自身を除く): 32453310

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 83, 95, 114, 166, 190, 249, 285, 415, 439, 498, 570, 830, 878, 1245, 1317, 1577, 2195, 2490, 2634, 3154, 4390, 4731, 6585, 7885, 8341, 9462, 13170, 15770, 16682, 23655, 25023, 36437, 41705, 47310, 50046, 72874, 83410, 109311, 125115, 182185, 218622, 250230, 364370, 546555, 692303, 1093110, 1384606, 2076909, 3461515, 4153818, 6923030, 10384545, 20769090]

約数ペア:

[(1, 20769090), (2, 10384545), (3, 6923030), (5, 4153818), (6, 3461515), (10, 2076909), (15, 1384606), (19, 1093110), (30, 692303), (38, 546555), (57, 364370), (83, 250230), (95, 218622), (114, 182185), (166, 125115), (190, 109311), (249, 83410), (285, 72874), (415, 50046), (439, 47310), (498, 41705), (570, 36437), (830, 25023), (878, 23655), (1245, 16682), (1317, 15770), (1577, 13170), (2195, 9462), (2490, 8341), (2634, 7885), (3154, 6585), (4390, 4731)]