20170531720

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{21924491}}^1$

素因数の和:21924525

約数の個数: 32

約数和(自身を含む): 47356902720

約数和(自身を除く): 27186371000

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 21924491, 43848982, 87697964, 109622455, 175395928, 219244910, 438489820, 504263293, 876979640, 1008526586, 2017053172, 2521316465, 4034106344, 5042632930, 10085265860, 20170531720]

約数ペア:

[(1, 20170531720), (2, 10085265860), (4, 5042632930), (5, 4034106344), (8, 2521316465), (10, 2017053172), (20, 1008526586), (23, 876979640), (40, 504263293), (46, 438489820), (92, 219244910), (115, 175395928), (184, 109622455), (230, 87697964), (460, 43848982), (920, 21924491)]