2019912990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{461}}^1\times {\mathrm{7687}}^1$

素因数の和:8177

約数の個数: 64

約数和(自身を含む): 5114672640

約数和(自身を除く): 3094759650

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 285, 461, 570, 922, 1383, 2305, 2766, 4610, 6915, 7687, 8759, 13830, 15374, 17518, 23061, 26277, 38435, 43795, 46122, 52554, 76870, 87590, 115305, 131385, 146053, 230610, 262770, 292106, 438159, 730265, 876318, 1460530, 2190795, 3543707, 4381590, 7087414, 10631121, 17718535, 21262242, 35437070, 53155605, 67330433, 106311210, 134660866, 201991299, 336652165, 403982598, 673304330, 1009956495, 2019912990]

約数ペア:

[(1, 2019912990), (2, 1009956495), (3, 673304330), (5, 403982598), (6, 336652165), (10, 201991299), (15, 134660866), (19, 106311210), (30, 67330433), (38, 53155605), (57, 35437070), (95, 21262242), (114, 17718535), (190, 10631121), (285, 7087414), (461, 4381590), (570, 3543707), (922, 2190795), (1383, 1460530), (2305, 876318), (2766, 730265), (4610, 438159), (6915, 292106), (7687, 262770), (8759, 230610), (13830, 146053), (15374, 131385), (17518, 115305), (23061, 87590), (26277, 76870), (38435, 52554), (43795, 46122)]