20165069840

素因数分解:

$2^4\times 5^1\times {\mathrm{252063373}}^1$

素因数の和:252063386

約数の個数: 20

約数和(自身を含む): 46883787564

約数和(自身を除く): 26718717724

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 252063373, 504126746, 1008253492, 1260316865, 2016506984, 2520633730, 4033013968, 5041267460, 10082534920, 20165069840]

約数ペア:

[(1, 20165069840), (2, 10082534920), (4, 5041267460), (5, 4033013968), (8, 2520633730), (10, 2016506984), (16, 1260316865), (20, 1008253492), (40, 504126746), (80, 252063373)]