40190868

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{281}}^1$

素因数の和:457

約数の個数: 72

約数和(自身を含む): 106240680

約数和(自身を除く): 66049812

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 137, 174, 261, 274, 281, 348, 411, 522, 548, 562, 822, 843, 1044, 1124, 1233, 1644, 1686, 2466, 2529, 3372, 3973, 4932, 5058, 7946, 8149, 10116, 11919, 15892, 16298, 23838, 24447, 32596, 35757, 38497, 47676, 48894, 71514, 73341, 76994, 97788, 115491, 143028, 146682, 153988, 230982, 293364, 346473, 461964, 692946, 1116413, 1385892, 2232826, 3349239, 4465652, 6698478, 10047717, 13396956, 20095434, 40190868]

約数ペア:

[(1, 40190868), (2, 20095434), (3, 13396956), (4, 10047717), (6, 6698478), (9, 4465652), (12, 3349239), (18, 2232826), (29, 1385892), (36, 1116413), (58, 692946), (87, 461964), (116, 346473), (137, 293364), (174, 230982), (261, 153988), (274, 146682), (281, 143028), (348, 115491), (411, 97788), (522, 76994), (548, 73341), (562, 71514), (822, 48894), (843, 47676), (1044, 38497), (1124, 35757), (1233, 32596), (1644, 24447), (1686, 23838), (2466, 16298), (2529, 15892), (3372, 11919), (3973, 10116), (4932, 8149), (5058, 7946)]