15887380

素因数分解:

$2^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{4159}}^1$

素因数の和:4359

約数の個数: 24

約数和(自身を含む): 33546240

約数和(自身を除く): 17658860

約数列:

[1, 2, 4, 5, 10, 20, 191, 382, 764, 955, 1910, 3820, 4159, 8318, 16636, 20795, 41590, 83180, 794369, 1588738, 3177476, 3971845, 7943690, 15887380]

約数ペア:

[(1, 15887380), (2, 7943690), (4, 3971845), (5, 3177476), (10, 1588738), (20, 794369), (191, 83180), (382, 41590), (764, 20795), (955, 16636), (1910, 8318), (3820, 4159)]