2017646720

素因数分解:

$2^7\times 5^1\times {\mathrm{3152573}}^1$

素因数の和:3152592

約数の個数: 32

約数和(自身を含む): 4823438220

約数和(自身を除く): 2805791500

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 3152573, 6305146, 12610292, 15762865, 25220584, 31525730, 50441168, 63051460, 100882336, 126102920, 201764672, 252205840, 403529344, 504411680, 1008823360, 2017646720]

約数ペア:

[(1, 2017646720), (2, 1008823360), (4, 504411680), (5, 403529344), (8, 252205840), (10, 201764672), (16, 126102920), (20, 100882336), (32, 63051460), (40, 50441168), (64, 31525730), (80, 25220584), (128, 15762865), (160, 12610292), (320, 6305146), (640, 3152573)]