2020701890

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1\times {\mathrm{14447}}^1$

素因数の和:14722

約数の個数: 32

約数和(自身を含む): 3707472384

約数和(自身を除く): 1686770494

約数列:

[1, 2, 5, 10, 71, 142, 197, 355, 394, 710, 985, 1970, 13987, 14447, 27974, 28894, 69935, 72235, 139870, 144470, 1025737, 2051474, 2846059, 5128685, 5692118, 10257370, 14230295, 28460590, 202070189, 404140378, 1010350945, 2020701890]

約数ペア:

[(1, 2020701890), (2, 1010350945), (5, 404140378), (10, 202070189), (71, 28460590), (142, 14230295), (197, 10257370), (355, 5692118), (394, 5128685), (710, 2846059), (985, 2051474), (1970, 1025737), (13987, 144470), (14447, 139870), (27974, 72235), (28894, 69935)]