19095640

素因数分解:

$2^3\times 5^1\times {\mathrm{569}}^1\times {\mathrm{839}}^1$

素因数の和:1419

約数の個数: 32

約数和(自身を含む): 43092000

約数和(自身を除く): 23996360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 569, 839, 1138, 1678, 2276, 2845, 3356, 4195, 4552, 5690, 6712, 8390, 11380, 16780, 22760, 33560, 477391, 954782, 1909564, 2386955, 3819128, 4773910, 9547820, 19095640]

約数ペア:

[(1, 19095640), (2, 9547820), (4, 4773910), (5, 3819128), (8, 2386955), (10, 1909564), (20, 954782), (40, 477391), (569, 33560), (839, 22760), (1138, 16780), (1678, 11380), (2276, 8390), (2845, 6712), (3356, 5690), (4195, 4552)]