20002677545

素因数分解:

$5^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{2647}}^1$

素因数の和:3005

約数の個数: 32

約数和(自身を含む): 24663260160

約数和(自身を除く): 4660582615

約数列:

[1, 5, 83, 131, 139, 415, 655, 695, 2647, 10873, 11537, 13235, 18209, 54365, 57685, 91045, 219701, 346757, 367933, 1098505, 1511347, 1733785, 1839665, 7556735, 28780831, 30538439, 48199223, 143904155, 152692195, 240996115, 4000535509, 20002677545]

約数ペア:

[(1, 20002677545), (5, 4000535509), (83, 240996115), (131, 152692195), (139, 143904155), (415, 48199223), (655, 30538439), (695, 28780831), (2647, 7556735), (10873, 1839665), (11537, 1733785), (13235, 1511347), (18209, 1098505), (54365, 367933), (57685, 346757), (91045, 219701)]