15544040

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{4919}}^1$

素因数の和:5009

約数の個数: 32

約数和(自身を含む): 35424000

約数和(自身を除く): 19879960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 4919, 9838, 19676, 24595, 39352, 49190, 98380, 196760, 388601, 777202, 1554404, 1943005, 3108808, 3886010, 7772020, 15544040]

約数ペア:

[(1, 15544040), (2, 7772020), (4, 3886010), (5, 3108808), (8, 1943005), (10, 1554404), (20, 777202), (40, 388601), (79, 196760), (158, 98380), (316, 49190), (395, 39352), (632, 24595), (790, 19676), (1580, 9838), (3160, 4919)]