15012980

素因数分解:

$2^2\times 5^1\times {\mathrm{601}}^1\times {\mathrm{1249}}^1$

素因数の和:1859

約数の個数: 24

約数和(自身を含む): 31605000

約数和(自身を除く): 16592020

約数列:

[1, 2, 4, 5, 10, 20, 601, 1202, 1249, 2404, 2498, 3005, 4996, 6010, 6245, 12020, 12490, 24980, 750649, 1501298, 3002596, 3753245, 7506490, 15012980]

約数ペア:

[(1, 15012980), (2, 7506490), (4, 3753245), (5, 3002596), (10, 1501298), (20, 750649), (601, 24980), (1202, 12490), (1249, 12020), (2404, 6245), (2498, 6010), (3005, 4996)]