2011120

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1093}}^1$

素因数の和:1129

約数の個数: 40

約数和(自身を含む): 4883616

約数和(自身を除く): 2872496

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1093, 1840, 2186, 4372, 5465, 8744, 10930, 17488, 21860, 25139, 43720, 50278, 87440, 100556, 125695, 201112, 251390, 402224, 502780, 1005560, 2011120]

約数ペア:

[(1, 2011120), (2, 1005560), (4, 502780), (5, 402224), (8, 251390), (10, 201112), (16, 125695), (20, 100556), (23, 87440), (40, 50278), (46, 43720), (80, 25139), (92, 21860), (115, 17488), (184, 10930), (230, 8744), (368, 5465), (460, 4372), (920, 2186), (1093, 1840)]