2801962040

素因数分解:

$2^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{523}}^1\times {\mathrm{887}}^1$

素因数の和:1572

約数の個数: 64

約数和(自身を含む): 6365468160

約数和(自身を除く): 3563506120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 151, 302, 523, 604, 755, 887, 1046, 1208, 1510, 1774, 2092, 2615, 3020, 3548, 4184, 4435, 5230, 6040, 7096, 8870, 10460, 17740, 20920, 35480, 78973, 133937, 157946, 267874, 315892, 394865, 463901, 535748, 631784, 669685, 789730, 927802, 1071496, 1339370, 1579460, 1855604, 2319505, 2678740, 3158920, 3711208, 4639010, 5357480, 9278020, 18556040, 70049051, 140098102, 280196204, 350245255, 560392408, 700490510, 1400981020, 2801962040]

約数ペア:

[(1, 2801962040), (2, 1400981020), (4, 700490510), (5, 560392408), (8, 350245255), (10, 280196204), (20, 140098102), (40, 70049051), (151, 18556040), (302, 9278020), (523, 5357480), (604, 4639010), (755, 3711208), (887, 3158920), (1046, 2678740), (1208, 2319505), (1510, 1855604), (1774, 1579460), (2092, 1339370), (2615, 1071496), (3020, 927802), (3548, 789730), (4184, 669685), (4435, 631784), (5230, 535748), (6040, 463901), (7096, 394865), (8870, 315892), (10460, 267874), (17740, 157946), (20920, 133937), (35480, 78973)]