201580540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{6343}}^1$

素因数の和:6586

約数の個数: 48

約数和(自身を含む): 486001152

約数和(自身を除く): 284420612

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 227, 454, 908, 1135, 1589, 2270, 3178, 4540, 6343, 6356, 7945, 12686, 15890, 25372, 31715, 31780, 44401, 63430, 88802, 126860, 177604, 222005, 444010, 888020, 1439861, 2879722, 5759444, 7199305, 10079027, 14398610, 20158054, 28797220, 40316108, 50395135, 100790270, 201580540]

約数ペア:

[(1, 201580540), (2, 100790270), (4, 50395135), (5, 40316108), (7, 28797220), (10, 20158054), (14, 14398610), (20, 10079027), (28, 7199305), (35, 5759444), (70, 2879722), (140, 1439861), (227, 888020), (454, 444010), (908, 222005), (1135, 177604), (1589, 126860), (2270, 88802), (3178, 63430), (4540, 44401), (6343, 31780), (6356, 31715), (7945, 25372), (12686, 15890)]