7155040

素因数分解:

$2^5\times 5^1\times {\mathrm{197}}^1\times {\mathrm{227}}^1$

素因数の和:439

約数の個数: 48

約数和(自身を含む): 17064432

約数和(自身を除く): 9909392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 197, 227, 394, 454, 788, 908, 985, 1135, 1576, 1816, 1970, 2270, 3152, 3632, 3940, 4540, 6304, 7264, 7880, 9080, 15760, 18160, 31520, 36320, 44719, 89438, 178876, 223595, 357752, 447190, 715504, 894380, 1431008, 1788760, 3577520, 7155040]

約数ペア:

[(1, 7155040), (2, 3577520), (4, 1788760), (5, 1431008), (8, 894380), (10, 715504), (16, 447190), (20, 357752), (32, 223595), (40, 178876), (80, 89438), (160, 44719), (197, 36320), (227, 31520), (394, 18160), (454, 15760), (788, 9080), (908, 7880), (985, 7264), (1135, 6304), (1576, 4540), (1816, 3940), (1970, 3632), (2270, 3152)]