123823720

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{134591}}^1$

素因数の和:134625

約数の個数: 32

約数和(自身を含む): 290718720

約数和(自身を除く): 166895000

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 134591, 269182, 538364, 672955, 1076728, 1345910, 2691820, 3095593, 5383640, 6191186, 12382372, 15477965, 24764744, 30955930, 61911860, 123823720]

約数ペア:

[(1, 123823720), (2, 61911860), (4, 30955930), (5, 24764744), (8, 15477965), (10, 12382372), (20, 6191186), (23, 5383640), (40, 3095593), (46, 2691820), (92, 1345910), (115, 1076728), (184, 672955), (230, 538364), (460, 269182), (920, 134591)]