10891580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{77797}}^1$

素因数の和:77813

約数の個数: 24

約数和(自身を含む): 26140128

約数和(自身を除く): 15248548

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 77797, 155594, 311188, 388985, 544579, 777970, 1089158, 1555940, 2178316, 2722895, 5445790, 10891580]

約数ペア:

[(1, 10891580), (2, 5445790), (4, 2722895), (5, 2178316), (7, 1555940), (10, 1089158), (14, 777970), (20, 544579), (28, 388985), (35, 311188), (70, 155594), (140, 77797)]