27459280

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:236

約数の個数: 80

約数和(自身を含む): 66781440

約数和(自身を除く): 39322160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 67, 80, 94, 109, 134, 188, 218, 235, 268, 335, 376, 436, 470, 536, 545, 670, 752, 872, 940, 1072, 1090, 1340, 1744, 1880, 2180, 2680, 3149, 3760, 4360, 5123, 5360, 6298, 7303, 8720, 10246, 12596, 14606, 15745, 20492, 25192, 25615, 29212, 31490, 36515, 40984, 50384, 51230, 58424, 62980, 73030, 81968, 102460, 116848, 125960, 146060, 204920, 251920, 292120, 343241, 409840, 584240, 686482, 1372964, 1716205, 2745928, 3432410, 5491856, 6864820, 13729640, 27459280]

約数ペア:

[(1, 27459280), (2, 13729640), (4, 6864820), (5, 5491856), (8, 3432410), (10, 2745928), (16, 1716205), (20, 1372964), (40, 686482), (47, 584240), (67, 409840), (80, 343241), (94, 292120), (109, 251920), (134, 204920), (188, 146060), (218, 125960), (235, 116848), (268, 102460), (335, 81968), (376, 73030), (436, 62980), (470, 58424), (536, 51230), (545, 50384), (670, 40984), (752, 36515), (872, 31490), (940, 29212), (1072, 25615), (1090, 25192), (1340, 20492), (1744, 15745), (1880, 14606), (2180, 12596), (2680, 10246), (3149, 8720), (3760, 7303), (4360, 6298), (5123, 5360)]