39413720

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{42841}}^1$

素因数の和:42875

約数の個数: 32

約数和(自身を含む): 92538720

約数和(自身を除く): 53125000

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 42841, 85682, 171364, 214205, 342728, 428410, 856820, 985343, 1713640, 1970686, 3941372, 4926715, 7882744, 9853430, 19706860, 39413720]

約数ペア:

[(1, 39413720), (2, 19706860), (4, 9853430), (5, 7882744), (8, 4926715), (10, 3941372), (20, 1970686), (23, 1713640), (40, 985343), (46, 856820), (92, 428410), (115, 342728), (184, 214205), (230, 171364), (460, 85682), (920, 42841)]