39510040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{599}}^1$

素因数の和:724

約数の個数: 64

約数和(自身を含む): 95256000

約数和(自身を除く): 55745960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 97, 136, 170, 194, 340, 388, 485, 599, 680, 776, 970, 1198, 1649, 1940, 2396, 2995, 3298, 3880, 4792, 5990, 6596, 8245, 10183, 11980, 13192, 16490, 20366, 23960, 32980, 40732, 50915, 58103, 65960, 81464, 101830, 116206, 203660, 232412, 290515, 407320, 464824, 581030, 987751, 1162060, 1975502, 2324120, 3951004, 4938755, 7902008, 9877510, 19755020, 39510040]

約数ペア:

[(1, 39510040), (2, 19755020), (4, 9877510), (5, 7902008), (8, 4938755), (10, 3951004), (17, 2324120), (20, 1975502), (34, 1162060), (40, 987751), (68, 581030), (85, 464824), (97, 407320), (136, 290515), (170, 232412), (194, 203660), (340, 116206), (388, 101830), (485, 81464), (599, 65960), (680, 58103), (776, 50915), (970, 40732), (1198, 32980), (1649, 23960), (1940, 20366), (2396, 16490), (2995, 13192), (3298, 11980), (3880, 10183), (4792, 8245), (5990, 6596)]