31011740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{463}}^1$

素因数の和:686

約数の個数: 48

約数和(自身を含む): 69455232

約数和(自身を除く): 38443492

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 197, 340, 394, 463, 788, 926, 985, 1852, 1970, 2315, 3349, 3940, 4630, 6698, 7871, 9260, 13396, 15742, 16745, 31484, 33490, 39355, 66980, 78710, 91211, 157420, 182422, 364844, 456055, 912110, 1550587, 1824220, 3101174, 6202348, 7752935, 15505870, 31011740]

約数ペア:

[(1, 31011740), (2, 15505870), (4, 7752935), (5, 6202348), (10, 3101174), (17, 1824220), (20, 1550587), (34, 912110), (68, 456055), (85, 364844), (170, 182422), (197, 157420), (340, 91211), (394, 78710), (463, 66980), (788, 39355), (926, 33490), (985, 31484), (1852, 16745), (1970, 15742), (2315, 13396), (3349, 9260), (3940, 7871), (4630, 6698)]