1263752720

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{544721}}^1$

素因数の和:544763

約数の個数: 40

約数和(自身を含む): 3039548760

約数和(自身を除く): 1775796040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 544721, 1089442, 2178884, 2723605, 4357768, 5447210, 8715536, 10894420, 15796909, 21788840, 31593818, 43577680, 63187636, 78984545, 126375272, 157969090, 252750544, 315938180, 631876360, 1263752720]

約数ペア:

[(1, 1263752720), (2, 631876360), (4, 315938180), (5, 252750544), (8, 157969090), (10, 126375272), (16, 78984545), (20, 63187636), (29, 43577680), (40, 31593818), (58, 21788840), (80, 15796909), (116, 10894420), (145, 8715536), (232, 5447210), (290, 4357768), (464, 2723605), (580, 2178884), (1160, 1089442), (2320, 544721)]