2586990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1$

素因数の和:241

約数の個数: 64

約数和(自身を含む): 7225344

約数和(自身を除く): 4638354

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 97, 105, 127, 194, 210, 254, 291, 381, 485, 582, 635, 679, 762, 889, 970, 1270, 1358, 1455, 1778, 1905, 2037, 2667, 2910, 3395, 3810, 4074, 4445, 5334, 6790, 8890, 10185, 12319, 13335, 20370, 24638, 26670, 36957, 61595, 73914, 86233, 123190, 172466, 184785, 258699, 369570, 431165, 517398, 862330, 1293495, 2586990]

約数ペア:

[(1, 2586990), (2, 1293495), (3, 862330), (5, 517398), (6, 431165), (7, 369570), (10, 258699), (14, 184785), (15, 172466), (21, 123190), (30, 86233), (35, 73914), (42, 61595), (70, 36957), (97, 26670), (105, 24638), (127, 20370), (194, 13335), (210, 12319), (254, 10185), (291, 8890), (381, 6790), (485, 5334), (582, 4445), (635, 4074), (679, 3810), (762, 3395), (889, 2910), (970, 2667), (1270, 2037), (1358, 1905), (1455, 1778)]