16449020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{401}}^1$

素因数の和:710

約数の個数: 48

約数和(自身を含む): 39711168

約数和(自身を除く): 23262148

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 293, 401, 586, 802, 1172, 1465, 1604, 2005, 2051, 2807, 2930, 4010, 4102, 5614, 5860, 8020, 8204, 10255, 11228, 14035, 20510, 28070, 41020, 56140, 117493, 234986, 469972, 587465, 822451, 1174930, 1644902, 2349860, 3289804, 4112255, 8224510, 16449020]

約数ペア:

[(1, 16449020), (2, 8224510), (4, 4112255), (5, 3289804), (7, 2349860), (10, 1644902), (14, 1174930), (20, 822451), (28, 587465), (35, 469972), (70, 234986), (140, 117493), (293, 56140), (401, 41020), (586, 28070), (802, 20510), (1172, 14035), (1465, 11228), (1604, 10255), (2005, 8204), (2051, 8020), (2807, 5860), (2930, 5614), (4010, 4102)]