2019281488

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{25867}}^1$

素因数の和:25940

約数の個数: 80

約数和(自身を含む): 4849939584

約数和(自身を除く): 2830658096

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 41, 56, 68, 82, 112, 119, 136, 164, 238, 272, 287, 328, 476, 574, 656, 697, 952, 1148, 1394, 1904, 2296, 2788, 4592, 4879, 5576, 9758, 11152, 19516, 25867, 39032, 51734, 78064, 103468, 181069, 206936, 362138, 413872, 439739, 724276, 879478, 1060547, 1448552, 1758956, 2121094, 2897104, 3078173, 3517912, 4242188, 6156346, 7035824, 7423829, 8484376, 12312692, 14847658, 16968752, 18029299, 24625384, 29695316, 36058598, 49250768, 59390632, 72117196, 118781264, 126205093, 144234392, 252410186, 288468784, 504820372, 1009640744, 2019281488]

約数ペア:

[(1, 2019281488), (2, 1009640744), (4, 504820372), (7, 288468784), (8, 252410186), (14, 144234392), (16, 126205093), (17, 118781264), (28, 72117196), (34, 59390632), (41, 49250768), (56, 36058598), (68, 29695316), (82, 24625384), (112, 18029299), (119, 16968752), (136, 14847658), (164, 12312692), (238, 8484376), (272, 7423829), (287, 7035824), (328, 6156346), (476, 4242188), (574, 3517912), (656, 3078173), (697, 2897104), (952, 2121094), (1148, 1758956), (1394, 1448552), (1904, 1060547), (2296, 879478), (2788, 724276), (4592, 439739), (4879, 413872), (5576, 362138), (9758, 206936), (11152, 181069), (19516, 103468), (25867, 78064), (39032, 51734)]