449867818640

素因数分解:

$2^4\times 5^1\times {\mathrm{5519}}^1\times {\mathrm{1018907}}^1$

素因数の和:1024439

約数の個数: 40

約数和(自身を含む): 1046133221760

約数和(自身を除く): 596265403120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 5519, 11038, 22076, 27595, 44152, 55190, 88304, 110380, 220760, 441520, 1018907, 2037814, 4075628, 5094535, 8151256, 10189070, 16302512, 20378140, 40756280, 81512560, 5623347733, 11246695466, 22493390932, 28116738665, 44986781864, 56233477330, 89973563728, 112466954660, 224933909320, 449867818640]

約数ペア:

[(1, 449867818640), (2, 224933909320), (4, 112466954660), (5, 89973563728), (8, 56233477330), (10, 44986781864), (16, 28116738665), (20, 22493390932), (40, 11246695466), (80, 5623347733), (5519, 81512560), (11038, 40756280), (22076, 20378140), (27595, 16302512), (44152, 10189070), (55190, 8151256), (88304, 5094535), (110380, 4075628), (220760, 2037814), (441520, 1018907)]