26264280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31267}}^1$

素因数の和:31288

約数の個数: 64

約数和(自身を含む): 90051840

約数和(自身を除く): 63787560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 31267, 62534, 93801, 125068, 156335, 187602, 218869, 250136, 312670, 375204, 437738, 469005, 625340, 656607, 750408, 875476, 938010, 1094345, 1250680, 1313214, 1750952, 1876020, 2188690, 2626428, 3283035, 3752040, 4377380, 5252856, 6566070, 8754760, 13132140, 26264280]

約数ペア:

[(1, 26264280), (2, 13132140), (3, 8754760), (4, 6566070), (5, 5252856), (6, 4377380), (7, 3752040), (8, 3283035), (10, 2626428), (12, 2188690), (14, 1876020), (15, 1750952), (20, 1313214), (21, 1250680), (24, 1094345), (28, 938010), (30, 875476), (35, 750408), (40, 656607), (42, 625340), (56, 469005), (60, 437738), (70, 375204), (84, 312670), (105, 250136), (120, 218869), (140, 187602), (168, 156335), (210, 125068), (280, 93801), (420, 62534), (840, 31267)]