28453070

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{383}}^1$

素因数の和:449

約数の個数: 64

約数和(自身を含む): 59719680

約数和(自身を除く): 31266610

約数列:

[1, 2, 5, 10, 17, 19, 23, 34, 38, 46, 85, 95, 115, 170, 190, 230, 323, 383, 391, 437, 646, 766, 782, 874, 1615, 1915, 1955, 2185, 3230, 3830, 3910, 4370, 6511, 7277, 7429, 8809, 13022, 14554, 14858, 17618, 32555, 36385, 37145, 44045, 65110, 72770, 74290, 88090, 123709, 149753, 167371, 247418, 299506, 334742, 618545, 748765, 836855, 1237090, 1497530, 1673710, 2845307, 5690614, 14226535, 28453070]

約数ペア:

[(1, 28453070), (2, 14226535), (5, 5690614), (10, 2845307), (17, 1673710), (19, 1497530), (23, 1237090), (34, 836855), (38, 748765), (46, 618545), (85, 334742), (95, 299506), (115, 247418), (170, 167371), (190, 149753), (230, 123709), (323, 88090), (383, 74290), (391, 72770), (437, 65110), (646, 44045), (766, 37145), (782, 36385), (874, 32555), (1615, 17618), (1915, 14858), (1955, 14554), (2185, 13022), (3230, 8809), (3830, 7429), (3910, 7277), (4370, 6511)]