193640920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{440093}}^1$

素因数の和:440115

約数の個数: 32

約数和(自身を含む): 475301520

約数和(自身を除く): 281660600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 440093, 880186, 1760372, 2200465, 3520744, 4400930, 4841023, 8801860, 9682046, 17603720, 19364092, 24205115, 38728184, 48410230, 96820460, 193640920]

約数ペア:

[(1, 193640920), (2, 96820460), (4, 48410230), (5, 38728184), (8, 24205115), (10, 19364092), (11, 17603720), (20, 9682046), (22, 8801860), (40, 4841023), (44, 4400930), (55, 3520744), (88, 2200465), (110, 1760372), (220, 880186), (440, 440093)]