16972120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2269}}^1$

素因数の和:2308

約数の個数: 64

約数和(自身を含む): 44128800

約数和(自身を除く): 27156680

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 136, 170, 187, 220, 340, 374, 440, 680, 748, 935, 1496, 1870, 2269, 3740, 4538, 7480, 9076, 11345, 18152, 22690, 24959, 38573, 45380, 49918, 77146, 90760, 99836, 124795, 154292, 192865, 199672, 249590, 308584, 385730, 424303, 499180, 771460, 848606, 998360, 1542920, 1697212, 2121515, 3394424, 4243030, 8486060, 16972120]

約数ペア:

[(1, 16972120), (2, 8486060), (4, 4243030), (5, 3394424), (8, 2121515), (10, 1697212), (11, 1542920), (17, 998360), (20, 848606), (22, 771460), (34, 499180), (40, 424303), (44, 385730), (55, 308584), (68, 249590), (85, 199672), (88, 192865), (110, 154292), (136, 124795), (170, 99836), (187, 90760), (220, 77146), (340, 49918), (374, 45380), (440, 38573), (680, 24959), (748, 22690), (935, 18152), (1496, 11345), (1870, 9076), (2269, 7480), (3740, 4538)]