1088891900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{573101}}^1$

素因数の和:573134

約数の個数: 36

約数和(自身を含む): 2487262680

約数和(自身を除く): 1398370780

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 573101, 1146202, 2292404, 2865505, 5731010, 10888919, 11462020, 14327525, 21777838, 28655050, 43555676, 54444595, 57310100, 108889190, 217778380, 272222975, 544445950, 1088891900]

約数ペア:

[(1, 1088891900), (2, 544445950), (4, 272222975), (5, 217778380), (10, 108889190), (19, 57310100), (20, 54444595), (25, 43555676), (38, 28655050), (50, 21777838), (76, 14327525), (95, 11462020), (100, 10888919), (190, 5731010), (380, 2865505), (475, 2292404), (950, 1146202), (1900, 573101)]