266367020

素因数分解:

$2^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{193}}^1\times {\mathrm{457}}^1$

素因数の和:810

約数の個数: 48

約数和(自身を含む): 567231168

約数和(自身を除く): 300864148

約数列:

[1, 2, 4, 5, 10, 20, 151, 193, 302, 386, 457, 604, 755, 772, 914, 965, 1510, 1828, 1930, 2285, 3020, 3860, 4570, 9140, 29143, 58286, 69007, 88201, 116572, 138014, 145715, 176402, 276028, 291430, 345035, 352804, 441005, 582860, 690070, 882010, 1380140, 1764020, 13318351, 26636702, 53273404, 66591755, 133183510, 266367020]

約数ペア:

[(1, 266367020), (2, 133183510), (4, 66591755), (5, 53273404), (10, 26636702), (20, 13318351), (151, 1764020), (193, 1380140), (302, 882010), (386, 690070), (457, 582860), (604, 441005), (755, 352804), (772, 345035), (914, 291430), (965, 276028), (1510, 176402), (1828, 145715), (1930, 138014), (2285, 116572), (3020, 88201), (3860, 69007), (4570, 58286), (9140, 29143)]