20454953190

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2072437}}^1$

素因数の和:2072501

約数の個数: 64

約数和(自身を含む): 57298765824

約数和(自身を除く): 36843812634

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 47, 70, 94, 105, 141, 210, 235, 282, 329, 470, 658, 705, 987, 1410, 1645, 1974, 3290, 4935, 9870, 2072437, 4144874, 6217311, 10362185, 12434622, 14507059, 20724370, 29014118, 31086555, 43521177, 62173110, 72535295, 87042354, 97404539, 145070590, 194809078, 217605885, 292213617, 435211770, 487022695, 584427234, 681831773, 974045390, 1363663546, 1461068085, 2045495319, 2922136170, 3409158865, 4090990638, 6818317730, 10227476595, 20454953190]

約数ペア:

[(1, 20454953190), (2, 10227476595), (3, 6818317730), (5, 4090990638), (6, 3409158865), (7, 2922136170), (10, 2045495319), (14, 1461068085), (15, 1363663546), (21, 974045390), (30, 681831773), (35, 584427234), (42, 487022695), (47, 435211770), (70, 292213617), (94, 217605885), (105, 194809078), (141, 145070590), (210, 97404539), (235, 87042354), (282, 72535295), (329, 62173110), (470, 43521177), (658, 31086555), (705, 29014118), (987, 20724370), (1410, 14507059), (1645, 12434622), (1974, 10362185), (3290, 6217311), (4935, 4144874), (9870, 2072437)]