8731720

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{9491}}^1$

素因数の和:9525

約数の個数: 32

約数和(自身を含む): 20502720

約数和(自身を除く): 11771000

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 9491, 18982, 37964, 47455, 75928, 94910, 189820, 218293, 379640, 436586, 873172, 1091465, 1746344, 2182930, 4365860, 8731720]

約数ペア:

[(1, 8731720), (2, 4365860), (4, 2182930), (5, 1746344), (8, 1091465), (10, 873172), (20, 436586), (23, 379640), (40, 218293), (46, 189820), (92, 94910), (115, 75928), (184, 47455), (230, 37964), (460, 18982), (920, 9491)]