12427840

素因数分解:

$2^6\times 5^1\times {\mathrm{71}}^1\times {\mathrm{547}}^1$

素因数の和:635

約数の個数: 56

約数和(自身を含む): 30065472

約数和(自身を除く): 17637632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 142, 160, 284, 320, 355, 547, 568, 710, 1094, 1136, 1420, 2188, 2272, 2735, 2840, 4376, 4544, 5470, 5680, 8752, 10940, 11360, 17504, 21880, 22720, 35008, 38837, 43760, 77674, 87520, 155348, 175040, 194185, 310696, 388370, 621392, 776740, 1242784, 1553480, 2485568, 3106960, 6213920, 12427840]

約数ペア:

[(1, 12427840), (2, 6213920), (4, 3106960), (5, 2485568), (8, 1553480), (10, 1242784), (16, 776740), (20, 621392), (32, 388370), (40, 310696), (64, 194185), (71, 175040), (80, 155348), (142, 87520), (160, 77674), (284, 43760), (320, 38837), (355, 35008), (547, 22720), (568, 21880), (710, 17504), (1094, 11360), (1136, 10940), (1420, 8752), (2188, 5680), (2272, 5470), (2735, 4544), (2840, 4376)]