20131676120

素因数分解:

$2^3\times 5^1\times {\mathrm{16033}}^1\times {\mathrm{31391}}^1$

素因数の和:47435

約数の個数: 32

約数和(自身を含む): 45300539520

約数和(自身を除く): 25168863400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 16033, 31391, 32066, 62782, 64132, 80165, 125564, 128264, 156955, 160330, 251128, 313910, 320660, 627820, 641320, 1255640, 503291903, 1006583806, 2013167612, 2516459515, 4026335224, 5032919030, 10065838060, 20131676120]

約数ペア:

[(1, 20131676120), (2, 10065838060), (4, 5032919030), (5, 4026335224), (8, 2516459515), (10, 2013167612), (20, 1006583806), (40, 503291903), (16033, 1255640), (31391, 641320), (32066, 627820), (62782, 320660), (64132, 313910), (80165, 251128), (125564, 160330), (128264, 156955)]