2016370480

素因数分解:

$2^4\times 5^1\times {\mathrm{1381}}^1\times {\mathrm{18251}}^1$

素因数の和:19645

約数の個数: 40

約数和(自身を含む): 4691713104

約数和(自身を除く): 2675342624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1381, 2762, 5524, 6905, 11048, 13810, 18251, 22096, 27620, 36502, 55240, 73004, 91255, 110480, 146008, 182510, 292016, 365020, 730040, 1460080, 25204631, 50409262, 100818524, 126023155, 201637048, 252046310, 403274096, 504092620, 1008185240, 2016370480]

約数ペア:

[(1, 2016370480), (2, 1008185240), (4, 504092620), (5, 403274096), (8, 252046310), (10, 201637048), (16, 126023155), (20, 100818524), (40, 50409262), (80, 25204631), (1381, 1460080), (2762, 730040), (5524, 365020), (6905, 292016), (11048, 182510), (13810, 146008), (18251, 110480), (22096, 91255), (27620, 73004), (36502, 55240)]