1220034004

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{61981}}^1$

素因数の和:62048

約数の個数: 48

約数和(自身を含む): 2637953920

約数和(自身を除く): 1417919916

約数列:

[1, 2, 4, 7, 14, 19, 28, 37, 38, 74, 76, 133, 148, 259, 266, 518, 532, 703, 1036, 1406, 2812, 4921, 9842, 19684, 61981, 123962, 247924, 433867, 867734, 1177639, 1735468, 2293297, 2355278, 4586594, 4710556, 8243473, 9173188, 16053079, 16486946, 32106158, 32973892, 43572643, 64212316, 87145286, 174290572, 305008501, 610017002, 1220034004]

約数ペア:

[(1, 1220034004), (2, 610017002), (4, 305008501), (7, 174290572), (14, 87145286), (19, 64212316), (28, 43572643), (37, 32973892), (38, 32106158), (74, 16486946), (76, 16053079), (133, 9173188), (148, 8243473), (259, 4710556), (266, 4586594), (518, 2355278), (532, 2293297), (703, 1735468), (1036, 1177639), (1406, 867734), (2812, 433867), (4921, 247924), (9842, 123962), (19684, 61981)]