28691690

素因数分解:

$2^1\times 5^1\times {\mathrm{829}}^1\times {\mathrm{3461}}^1$

素因数の和:4297

約数の個数: 16

約数和(自身を含む): 51722280

約数和(自身を除く): 23030590

約数列:

[1, 2, 5, 10, 829, 1658, 3461, 4145, 6922, 8290, 17305, 34610, 2869169, 5738338, 14345845, 28691690]

約数ペア:

[(1, 28691690), (2, 14345845), (5, 5738338), (10, 2869169), (829, 34610), (1658, 17305), (3461, 8290), (4145, 6922)]