119500520

素因数分解:

$2^3\times 5^1\times {\mathrm{499}}^1\times {\mathrm{5987}}^1$

素因数の和:6497

約数の個数: 32

約数和(自身を含む): 269460000

約数和(自身を除く): 149959480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 499, 998, 1996, 2495, 3992, 4990, 5987, 9980, 11974, 19960, 23948, 29935, 47896, 59870, 119740, 239480, 2987513, 5975026, 11950052, 14937565, 23900104, 29875130, 59750260, 119500520]

約数ペア:

[(1, 119500520), (2, 59750260), (4, 29875130), (5, 23900104), (8, 14937565), (10, 11950052), (20, 5975026), (40, 2987513), (499, 239480), (998, 119740), (1996, 59870), (2495, 47896), (3992, 29935), (4990, 23948), (5987, 19960), (9980, 11974)]