977968090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{240287}}^1$

素因数の和:240342

約数の個数: 32

約数和(自身を含む): 1972283904

約数和(自身を除く): 994315814

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 185, 370, 407, 814, 2035, 4070, 240287, 480574, 1201435, 2402870, 2643157, 5286314, 8890619, 13215785, 17781238, 26431570, 44453095, 88906190, 97796809, 195593618, 488984045, 977968090]

約数ペア:

[(1, 977968090), (2, 488984045), (5, 195593618), (10, 97796809), (11, 88906190), (22, 44453095), (37, 26431570), (55, 17781238), (74, 13215785), (110, 8890619), (185, 5286314), (370, 2643157), (407, 2402870), (814, 1201435), (2035, 480574), (4070, 240287)]