123547720

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{134291}}^1$

素因数の和:134325

約数の個数: 32

約数和(自身を含む): 290070720

約数和(自身を除く): 166523000

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 134291, 268582, 537164, 671455, 1074328, 1342910, 2685820, 3088693, 5371640, 6177386, 12354772, 15443465, 24709544, 30886930, 61773860, 123547720]

約数ペア:

[(1, 123547720), (2, 61773860), (4, 30886930), (5, 24709544), (8, 15443465), (10, 12354772), (20, 6177386), (23, 5371640), (40, 3088693), (46, 2685820), (92, 1342910), (115, 1074328), (184, 671455), (230, 537164), (460, 268582), (920, 134291)]