17910920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23567}}^1$

素因数の和:23597

約数の個数: 32

約数和(自身を含む): 42422400

約数和(自身を除く): 24511480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 23567, 47134, 94268, 117835, 188536, 235670, 447773, 471340, 895546, 942680, 1791092, 2238865, 3582184, 4477730, 8955460, 17910920]

約数ペア:

[(1, 17910920), (2, 8955460), (4, 4477730), (5, 3582184), (8, 2238865), (10, 1791092), (19, 942680), (20, 895546), (38, 471340), (40, 447773), (76, 235670), (95, 188536), (152, 117835), (190, 94268), (380, 47134), (760, 23567)]