1978613480

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1336901}}^1$

素因数の和:1336949

約数の個数: 32

約数和(自身を含む): 4572204840

約数和(自身を除く): 2593591360

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 1336901, 2673802, 5347604, 6684505, 10695208, 13369010, 26738020, 49465337, 53476040, 98930674, 197861348, 247326685, 395722696, 494653370, 989306740, 1978613480]

約数ペア:

[(1, 1978613480), (2, 989306740), (4, 494653370), (5, 395722696), (8, 247326685), (10, 197861348), (20, 98930674), (37, 53476040), (40, 49465337), (74, 26738020), (148, 13369010), (185, 10695208), (296, 6684505), (370, 5347604), (740, 2673802), (1480, 1336901)]