16900240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{293}}^1$

素因数の和:416

約数の個数: 80

約数和(自身を含む): 45497088

約数和(自身を除く): 28596848

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 103, 112, 140, 206, 280, 293, 412, 515, 560, 586, 721, 824, 1030, 1172, 1442, 1465, 1648, 2051, 2060, 2344, 2884, 2930, 3605, 4102, 4120, 4688, 5768, 5860, 7210, 8204, 8240, 10255, 11536, 11720, 14420, 16408, 20510, 23440, 28840, 30179, 32816, 41020, 57680, 60358, 82040, 120716, 150895, 164080, 211253, 241432, 301790, 422506, 482864, 603580, 845012, 1056265, 1207160, 1690024, 2112530, 2414320, 3380048, 4225060, 8450120, 16900240]

約数ペア:

[(1, 16900240), (2, 8450120), (4, 4225060), (5, 3380048), (7, 2414320), (8, 2112530), (10, 1690024), (14, 1207160), (16, 1056265), (20, 845012), (28, 603580), (35, 482864), (40, 422506), (56, 301790), (70, 241432), (80, 211253), (103, 164080), (112, 150895), (140, 120716), (206, 82040), (280, 60358), (293, 57680), (412, 41020), (515, 32816), (560, 30179), (586, 28840), (721, 23440), (824, 20510), (1030, 16408), (1172, 14420), (1442, 11720), (1465, 11536), (1648, 10255), (2051, 8240), (2060, 8204), (2344, 7210), (2884, 5860), (2930, 5768), (3605, 4688), (4102, 4120)]