13819180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{719}}^1$

素因数の和:790

約数の個数: 36

約数和(自身を含む): 30028320

約数和(自身を除く): 16209140

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 719, 961, 1438, 1922, 2876, 3595, 3844, 4805, 7190, 9610, 14380, 19220, 22289, 44578, 89156, 111445, 222890, 445780, 690959, 1381918, 2763836, 3454795, 6909590, 13819180]

約数ペア:

[(1, 13819180), (2, 6909590), (4, 3454795), (5, 2763836), (10, 1381918), (20, 690959), (31, 445780), (62, 222890), (124, 111445), (155, 89156), (310, 44578), (620, 22289), (719, 19220), (961, 14380), (1438, 9610), (1922, 7190), (2876, 4805), (3595, 3844)]