2885448520

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{12241}}^1$

素因数の和:12406

約数の個数: 64

約数和(自身を含む): 6663565440

約数和(自身を除く): 3778116920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 83, 142, 166, 284, 332, 355, 415, 568, 664, 710, 830, 1420, 1660, 2840, 3320, 5893, 11786, 12241, 23572, 24482, 29465, 47144, 48964, 58930, 61205, 97928, 117860, 122410, 235720, 244820, 489640, 869111, 1016003, 1738222, 2032006, 3476444, 4064012, 4345555, 5080015, 6952888, 8128024, 8691110, 10160030, 17382220, 20320060, 34764440, 40640120, 72136213, 144272426, 288544852, 360681065, 577089704, 721362130, 1442724260, 2885448520]

約数ペア:

[(1, 2885448520), (2, 1442724260), (4, 721362130), (5, 577089704), (8, 360681065), (10, 288544852), (20, 144272426), (40, 72136213), (71, 40640120), (83, 34764440), (142, 20320060), (166, 17382220), (284, 10160030), (332, 8691110), (355, 8128024), (415, 6952888), (568, 5080015), (664, 4345555), (710, 4064012), (830, 3476444), (1420, 2032006), (1660, 1738222), (2840, 1016003), (3320, 869111), (5893, 489640), (11786, 244820), (12241, 235720), (23572, 122410), (24482, 117860), (29465, 97928), (47144, 61205), (48964, 58930)]