12456428872

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{227}}^1\times {\mathrm{4889}}^1$

素因数の和:5206

約数の個数: 64

約数和(自身を含む): 24885014400

約数和(自身を除く): 12428585528

約数列:

[1, 2, 4, 8, 23, 46, 61, 92, 122, 184, 227, 244, 454, 488, 908, 1403, 1816, 2806, 4889, 5221, 5612, 9778, 10442, 11224, 13847, 19556, 20884, 27694, 39112, 41768, 55388, 110776, 112447, 224894, 298229, 318481, 449788, 596458, 636962, 899576, 1109803, 1192916, 1273924, 2219606, 2385832, 2547848, 4439212, 6859267, 8878424, 13718534, 25525469, 27437068, 51050938, 54874136, 67697983, 102101876, 135395966, 204203752, 270791932, 541583864, 1557053609, 3114107218, 6228214436, 12456428872]

約数ペア:

[(1, 12456428872), (2, 6228214436), (4, 3114107218), (8, 1557053609), (23, 541583864), (46, 270791932), (61, 204203752), (92, 135395966), (122, 102101876), (184, 67697983), (227, 54874136), (244, 51050938), (454, 27437068), (488, 25525469), (908, 13718534), (1403, 8878424), (1816, 6859267), (2806, 4439212), (4889, 2547848), (5221, 2385832), (5612, 2219606), (9778, 1273924), (10442, 1192916), (11224, 1109803), (13847, 899576), (19556, 636962), (20884, 596458), (27694, 449788), (39112, 318481), (41768, 298229), (55388, 224894), (110776, 112447)]