26620870

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61909}}^1$

素因数の和:61959

約数の個数: 16

約数和(自身を含む): 49032720

約数和(自身を除く): 22411850

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 61909, 123818, 309545, 619090, 2662087, 5324174, 13310435, 26620870]

約数ペア:

[(1, 26620870), (2, 13310435), (5, 5324174), (10, 2662087), (43, 619090), (86, 309545), (215, 123818), (430, 61909)]