16707680

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{863}}^1$

素因数の和:900

約数の個数: 72

約数和(自身を含む): 43436736

約数和(自身を除く): 26729056

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 121, 160, 176, 220, 242, 352, 440, 484, 605, 863, 880, 968, 1210, 1726, 1760, 1936, 2420, 3452, 3872, 4315, 4840, 6904, 8630, 9493, 9680, 13808, 17260, 18986, 19360, 27616, 34520, 37972, 47465, 69040, 75944, 94930, 104423, 138080, 151888, 189860, 208846, 303776, 379720, 417692, 522115, 759440, 835384, 1044230, 1518880, 1670768, 2088460, 3341536, 4176920, 8353840, 16707680]

約数ペア:

[(1, 16707680), (2, 8353840), (4, 4176920), (5, 3341536), (8, 2088460), (10, 1670768), (11, 1518880), (16, 1044230), (20, 835384), (22, 759440), (32, 522115), (40, 417692), (44, 379720), (55, 303776), (80, 208846), (88, 189860), (110, 151888), (121, 138080), (160, 104423), (176, 94930), (220, 75944), (242, 69040), (352, 47465), (440, 37972), (484, 34520), (605, 27616), (863, 19360), (880, 18986), (968, 17260), (1210, 13808), (1726, 9680), (1760, 9493), (1936, 8630), (2420, 6904), (3452, 4840), (3872, 4315)]