13159540

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{7393}}^1$

素因数の和:7491

約数の個数: 24

約数和(自身を含む): 27949320

約数和(自身を除く): 14789780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 7393, 14786, 29572, 36965, 73930, 147860, 657977, 1315954, 2631908, 3289885, 6579770, 13159540]

約数ペア:

[(1, 13159540), (2, 6579770), (4, 3289885), (5, 2631908), (10, 1315954), (20, 657977), (89, 147860), (178, 73930), (356, 36965), (445, 29572), (890, 14786), (1780, 7393)]