19405140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{323419}}^1$

素因数の和:323431

約数の個数: 24

約数和(自身を含む): 54334560

約数和(自身を除く): 34929420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 323419, 646838, 970257, 1293676, 1617095, 1940514, 3234190, 3881028, 4851285, 6468380, 9702570, 19405140]

約数ペア:

[(1, 19405140), (2, 9702570), (3, 6468380), (4, 4851285), (5, 3881028), (6, 3234190), (10, 1940514), (12, 1617095), (15, 1293676), (20, 970257), (30, 646838), (60, 323419)]