20285530

素因数分解:

$2^1\times 5^1\times {\mathrm{313}}^1\times {\mathrm{6481}}^1$

素因数の和:6801

約数の個数: 16

約数和(自身を含む): 36636264

約数和(自身を除く): 16350734

約数列:

[1, 2, 5, 10, 313, 626, 1565, 3130, 6481, 12962, 32405, 64810, 2028553, 4057106, 10142765, 20285530]

約数ペア:

[(1, 20285530), (2, 10142765), (5, 4057106), (10, 2028553), (313, 64810), (626, 32405), (1565, 12962), (3130, 6481)]