9790720

素因数分解:

$2^8\times 5^1\times {\mathrm{7649}}^1$

素因数の和:7670

約数の個数: 36

約数和(自身を含む): 23454900

約数和(自身を除く): 13664180

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 7649, 15298, 30596, 38245, 61192, 76490, 122384, 152980, 244768, 305960, 489536, 611920, 979072, 1223840, 1958144, 2447680, 4895360, 9790720]

約数ペア:

[(1, 9790720), (2, 4895360), (4, 2447680), (5, 1958144), (8, 1223840), (10, 979072), (16, 611920), (20, 489536), (32, 305960), (40, 244768), (64, 152980), (80, 122384), (128, 76490), (160, 61192), (256, 38245), (320, 30596), (640, 15298), (1280, 7649)]