27948680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1787}}^1$

素因数の和:1838

約数の個数: 64

約数和(自身を含む): 69517440

約数和(自身を除く): 41568760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 23, 34, 40, 46, 68, 85, 92, 115, 136, 170, 184, 230, 340, 391, 460, 680, 782, 920, 1564, 1787, 1955, 3128, 3574, 3910, 7148, 7820, 8935, 14296, 15640, 17870, 30379, 35740, 41101, 60758, 71480, 82202, 121516, 151895, 164404, 205505, 243032, 303790, 328808, 411010, 607580, 698717, 822020, 1215160, 1397434, 1644040, 2794868, 3493585, 5589736, 6987170, 13974340, 27948680]

約数ペア:

[(1, 27948680), (2, 13974340), (4, 6987170), (5, 5589736), (8, 3493585), (10, 2794868), (17, 1644040), (20, 1397434), (23, 1215160), (34, 822020), (40, 698717), (46, 607580), (68, 411010), (85, 328808), (92, 303790), (115, 243032), (136, 205505), (170, 164404), (184, 151895), (230, 121516), (340, 82202), (391, 71480), (460, 60758), (680, 41101), (782, 35740), (920, 30379), (1564, 17870), (1787, 15640), (1955, 14296), (3128, 8935), (3574, 7820), (3910, 7148)]