28393238580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{67602949}}^1$

素因数の和:67602968

約数の個数: 48

約数和(自身を含む): 90858364800

約数和(自身を除く): 62465126220

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 67602949, 135205898, 202808847, 270411796, 338014745, 405617694, 473220643, 676029490, 811235388, 946441286, 1014044235, 1352058980, 1419661929, 1892882572, 2028088470, 2366103215, 2839323858, 4056176940, 4732206430, 5678647716, 7098309645, 9464412860, 14196619290, 28393238580]

約数ペア:

[(1, 28393238580), (2, 14196619290), (3, 9464412860), (4, 7098309645), (5, 5678647716), (6, 4732206430), (7, 4056176940), (10, 2839323858), (12, 2366103215), (14, 2028088470), (15, 1892882572), (20, 1419661929), (21, 1352058980), (28, 1014044235), (30, 946441286), (35, 811235388), (42, 676029490), (60, 473220643), (70, 405617694), (84, 338014745), (105, 270411796), (140, 202808847), (210, 135205898), (420, 67602949)]