13729640

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:234

約数の個数: 64

約数和(自身を含む): 32313600

約数和(自身を除く): 18583960

約数列:

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

約数ペア:

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