15691921240

素因数分解:

$2^3\times 5^1\times {\mathrm{9041}}^1\times {\mathrm{43391}}^1$

素因数の和:52443

約数の個数: 32

約数和(自身を含む): 35311541760

約数和(自身を除く): 19619620520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 9041, 18082, 36164, 43391, 45205, 72328, 86782, 90410, 173564, 180820, 216955, 347128, 361640, 433910, 867820, 1735640, 392298031, 784596062, 1569192124, 1961490155, 3138384248, 3922980310, 7845960620, 15691921240]

約数ペア:

[(1, 15691921240), (2, 7845960620), (4, 3922980310), (5, 3138384248), (8, 1961490155), (10, 1569192124), (20, 784596062), (40, 392298031), (9041, 1735640), (18082, 867820), (36164, 433910), (43391, 361640), (45205, 347128), (72328, 216955), (86782, 180820), (90410, 173564)]