7879120

素因数分解:

$2^4\times 5^1\times {\mathrm{149}}^1\times {\mathrm{661}}^1$

素因数の和:823

約数の個数: 40

約数和(自身を含む): 18469800

約数和(自身を除く): 10590680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 149, 298, 596, 661, 745, 1192, 1322, 1490, 2384, 2644, 2980, 3305, 5288, 5960, 6610, 10576, 11920, 13220, 26440, 52880, 98489, 196978, 393956, 492445, 787912, 984890, 1575824, 1969780, 3939560, 7879120]

約数ペア:

[(1, 7879120), (2, 3939560), (4, 1969780), (5, 1575824), (8, 984890), (10, 787912), (16, 492445), (20, 393956), (40, 196978), (80, 98489), (149, 52880), (298, 26440), (596, 13220), (661, 11920), (745, 10576), (1192, 6610), (1322, 5960), (1490, 5288), (2384, 3305), (2644, 2980)]