71996020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{1979}}^1$

素因数の和:2112

約数の個数: 48

約数和(自身を含む): 161663040

約数和(自身を除く): 89667020

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 107, 170, 214, 340, 428, 535, 1070, 1819, 1979, 2140, 3638, 3958, 7276, 7916, 9095, 9895, 18190, 19790, 33643, 36380, 39580, 67286, 134572, 168215, 211753, 336430, 423506, 672860, 847012, 1058765, 2117530, 3599801, 4235060, 7199602, 14399204, 17999005, 35998010, 71996020]

約数ペア:

[(1, 71996020), (2, 35998010), (4, 17999005), (5, 14399204), (10, 7199602), (17, 4235060), (20, 3599801), (34, 2117530), (68, 1058765), (85, 847012), (107, 672860), (170, 423506), (214, 336430), (340, 211753), (428, 168215), (535, 134572), (1070, 67286), (1819, 39580), (1979, 36380), (2140, 33643), (3638, 19790), (3958, 18190), (7276, 9895), (7916, 9095)]