299402570

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{197}}^1\times {\mathrm{421}}^1$

素因数の和:663

約数の個数: 48

約数和(自身を含む): 573027048

約数和(自身を除く): 273624478

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 197, 361, 394, 421, 722, 842, 985, 1805, 1970, 2105, 3610, 3743, 4210, 7486, 7999, 15998, 18715, 37430, 39995, 71117, 79990, 82937, 142234, 151981, 165874, 303962, 355585, 414685, 711170, 759905, 829370, 1519810, 1575803, 3151606, 7879015, 15758030, 29940257, 59880514, 149701285, 299402570]

約数ペア:

[(1, 299402570), (2, 149701285), (5, 59880514), (10, 29940257), (19, 15758030), (38, 7879015), (95, 3151606), (190, 1575803), (197, 1519810), (361, 829370), (394, 759905), (421, 711170), (722, 414685), (842, 355585), (985, 303962), (1805, 165874), (1970, 151981), (2105, 142234), (3610, 82937), (3743, 79990), (4210, 71117), (7486, 39995), (7999, 37430), (15998, 18715)]