2109309980

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{127}}^1\times {\mathrm{7349}}^1$

素因数の和:7598

約数の個数: 48

約数和(自身を含む): 4504550400

約数和(自身を除く): 2395240420

約数列:

[1, 2, 4, 5, 10, 20, 113, 127, 226, 254, 452, 508, 565, 635, 1130, 1270, 2260, 2540, 7349, 14351, 14698, 28702, 29396, 36745, 57404, 71755, 73490, 143510, 146980, 287020, 830437, 933323, 1660874, 1866646, 3321748, 3733292, 4152185, 4666615, 8304370, 9333230, 16608740, 18666460, 105465499, 210930998, 421861996, 527327495, 1054654990, 2109309980]

約数ペア:

[(1, 2109309980), (2, 1054654990), (4, 527327495), (5, 421861996), (10, 210930998), (20, 105465499), (113, 18666460), (127, 16608740), (226, 9333230), (254, 8304370), (452, 4666615), (508, 4152185), (565, 3733292), (635, 3321748), (1130, 1866646), (1270, 1660874), (2260, 933323), (2540, 830437), (7349, 287020), (14351, 146980), (14698, 143510), (28702, 73490), (29396, 71755), (36745, 57404)]