20000624

素因数分解:

$2^4\times 7^2\times {\mathrm{97}}^1\times {\mathrm{263}}^1$

素因数の和:382

約数の個数: 60

約数和(自身を含む): 45715824

約数和(自身を除く): 25715200

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 97, 98, 112, 194, 196, 263, 388, 392, 526, 679, 776, 784, 1052, 1358, 1552, 1841, 2104, 2716, 3682, 4208, 4753, 5432, 7364, 9506, 10864, 12887, 14728, 19012, 25511, 25774, 29456, 38024, 51022, 51548, 76048, 102044, 103096, 178577, 204088, 206192, 357154, 408176, 714308, 1250039, 1428616, 2500078, 2857232, 5000156, 10000312, 20000624]

約数ペア:

[(1, 20000624), (2, 10000312), (4, 5000156), (7, 2857232), (8, 2500078), (14, 1428616), (16, 1250039), (28, 714308), (49, 408176), (56, 357154), (97, 206192), (98, 204088), (112, 178577), (194, 103096), (196, 102044), (263, 76048), (388, 51548), (392, 51022), (526, 38024), (679, 29456), (776, 25774), (784, 25511), (1052, 19012), (1358, 14728), (1552, 12887), (1841, 10864), (2104, 9506), (2716, 7364), (3682, 5432), (4208, 4753)]