20300605

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{367}}^1$

素因数の和:445

約数の個数: 32

約数和(自身を含む): 28191744

約数和(自身を除く): 7891139

約数列:

[1, 5, 13, 23, 37, 65, 115, 185, 299, 367, 481, 851, 1495, 1835, 2405, 4255, 4771, 8441, 11063, 13579, 23855, 42205, 55315, 67895, 109733, 176527, 312317, 548665, 882635, 1561585, 4060121, 20300605]

約数ペア:

[(1, 20300605), (5, 4060121), (13, 1561585), (23, 882635), (37, 548665), (65, 312317), (115, 176527), (185, 109733), (299, 67895), (367, 55315), (481, 42205), (851, 23855), (1495, 13579), (1835, 11063), (2405, 8441), (4255, 4771)]