20412407810

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{443}}^1\times {\mathrm{86939}}^1$

素因数の和:87442

約数の個数: 32

約数和(自身を含む): 37520521920

約数和(自身を除く): 17108114110

約数列:

[1, 2, 5, 10, 53, 106, 265, 443, 530, 886, 2215, 4430, 23479, 46958, 86939, 117395, 173878, 234790, 434695, 869390, 4607767, 9215534, 23038835, 38513977, 46077670, 77027954, 192569885, 385139770, 2041240781, 4082481562, 10206203905, 20412407810]

約数ペア:

[(1, 20412407810), (2, 10206203905), (5, 4082481562), (10, 2041240781), (53, 385139770), (106, 192569885), (265, 77027954), (443, 46077670), (530, 38513977), (886, 23038835), (2215, 9215534), (4430, 4607767), (23479, 869390), (46958, 434695), (86939, 234790), (117395, 173878)]