20163653360

素因数分解:

$2^4\times 5^1\times {\mathrm{252045667}}^1$

素因数の和:252045680

約数の個数: 20

約数和(自身を含む): 46880494248

約数和(自身を除く): 26716840888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 252045667, 504091334, 1008182668, 1260228335, 2016365336, 2520456670, 4032730672, 5040913340, 10081826680, 20163653360]

約数ペア:

[(1, 20163653360), (2, 10081826680), (4, 5040913340), (5, 4032730672), (8, 2520456670), (10, 2016365336), (16, 1260228335), (20, 1008182668), (40, 504091334), (80, 252045667)]