29167820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{673}}^1$

素因数の和:890

約数の個数: 48

約数和(自身を含む): 67259808

約数和(自身を除く): 38091988

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 197, 220, 394, 673, 788, 985, 1346, 1970, 2167, 2692, 3365, 3940, 4334, 6730, 7403, 8668, 10835, 13460, 14806, 21670, 29612, 37015, 43340, 74030, 132581, 148060, 265162, 530324, 662905, 1325810, 1458391, 2651620, 2916782, 5833564, 7291955, 14583910, 29167820]

約数ペア:

[(1, 29167820), (2, 14583910), (4, 7291955), (5, 5833564), (10, 2916782), (11, 2651620), (20, 1458391), (22, 1325810), (44, 662905), (55, 530324), (110, 265162), (197, 148060), (220, 132581), (394, 74030), (673, 43340), (788, 37015), (985, 29612), (1346, 21670), (1970, 14806), (2167, 13460), (2692, 10835), (3365, 8668), (3940, 7403), (4334, 6730)]