20110794320

素因数分解:

$2^4\times 5^1\times {\mathrm{2549}}^1\times {\mathrm{98621}}^1$

素因数の和:101183

約数の個数: 40

約数和(自身を含む): 46776414600

約数和(自身を除く): 26665620280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2549, 5098, 10196, 12745, 20392, 25490, 40784, 50980, 98621, 101960, 197242, 203920, 394484, 493105, 788968, 986210, 1577936, 1972420, 3944840, 7889680, 251384929, 502769858, 1005539716, 1256924645, 2011079432, 2513849290, 4022158864, 5027698580, 10055397160, 20110794320]

約数ペア:

[(1, 20110794320), (2, 10055397160), (4, 5027698580), (5, 4022158864), (8, 2513849290), (10, 2011079432), (16, 1256924645), (20, 1005539716), (40, 502769858), (80, 251384929), (2549, 7889680), (5098, 3944840), (10196, 1972420), (12745, 1577936), (20392, 986210), (25490, 788968), (40784, 493105), (50980, 394484), (98621, 203920), (101960, 197242)]