4285520

素因数分解:

$2^4\times 5^1\times {\mathrm{53569}}^1$

素因数の和:53582

約数の個数: 20

約数和(自身を含む): 9964020

約数和(自身を除く): 5678500

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 53569, 107138, 214276, 267845, 428552, 535690, 857104, 1071380, 2142760, 4285520]

約数ペア:

[(1, 4285520), (2, 2142760), (4, 1071380), (5, 857104), (8, 535690), (10, 428552), (16, 267845), (20, 214276), (40, 107138), (80, 53569)]