29880040

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{3911}}^1$

素因数の和:4113

約数の個数: 32

約数和(自身を含む): 67599360

約数和(自身を除く): 37719320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 382, 764, 955, 1528, 1910, 3820, 3911, 7640, 7822, 15644, 19555, 31288, 39110, 78220, 156440, 747001, 1494002, 2988004, 3735005, 5976008, 7470010, 14940020, 29880040]

約数ペア:

[(1, 29880040), (2, 14940020), (4, 7470010), (5, 5976008), (8, 3735005), (10, 2988004), (20, 1494002), (40, 747001), (191, 156440), (382, 78220), (764, 39110), (955, 31288), (1528, 19555), (1910, 15644), (3820, 7822), (3911, 7640)]