83947720

素因数分解:

$2^3\times 5^1\times {\mathrm{2098693}}^1$

素因数の和:2098704

約数の個数: 16

約数和(自身を含む): 188882460

約数和(自身を除く): 104934740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2098693, 4197386, 8394772, 10493465, 16789544, 20986930, 41973860, 83947720]

約数ペア:

[(1, 83947720), (2, 41973860), (4, 20986930), (5, 16789544), (8, 10493465), (10, 8394772), (20, 4197386), (40, 2098693)]