1771036760

素因数分解:

$2^3\times 5^1\times {\mathrm{9001}}^1\times {\mathrm{4919}}^1$

素因数の和:13931

約数の個数: 32

約数和(自身を含む): 3986085600

約数和(自身を除く): 2215048840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4919, 9001, 9838, 18002, 19676, 24595, 36004, 39352, 45005, 49190, 72008, 90010, 98380, 180020, 196760, 360040, 44275919, 88551838, 177103676, 221379595, 354207352, 442759190, 885518380, 1771036760]

約数ペア:

[(1, 1771036760), (2, 885518380), (4, 442759190), (5, 354207352), (8, 221379595), (10, 177103676), (20, 88551838), (40, 44275919), (4919, 360040), (9001, 196760), (9838, 180020), (18002, 98380), (19676, 90010), (24595, 72008), (36004, 49190), (39352, 45005)]