628034990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{72271}}^1$

素因数の和:72368

約数の個数: 32

約数和(自身を含む): 1248860160

約数和(自身を除く): 620825170

約数列:

[1, 2, 5, 10, 11, 22, 55, 79, 110, 158, 395, 790, 869, 1738, 4345, 8690, 72271, 144542, 361355, 722710, 794981, 1589962, 3974905, 5709409, 7949810, 11418818, 28547045, 57094090, 62803499, 125606998, 314017495, 628034990]

約数ペア:

[(1, 628034990), (2, 314017495), (5, 125606998), (10, 62803499), (11, 57094090), (22, 28547045), (55, 11418818), (79, 7949810), (110, 5709409), (158, 3974905), (395, 1589962), (790, 794981), (869, 722710), (1738, 361355), (4345, 144542), (8690, 72271)]