205424380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1467317}}^1$

素因数の和:1467333

約数の個数: 24

約数和(自身を含む): 493018848

約数和(自身を除く): 287594468

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1467317, 2934634, 5869268, 7336585, 10271219, 14673170, 20542438, 29346340, 41084876, 51356095, 102712190, 205424380]

約数ペア:

[(1, 205424380), (2, 102712190), (4, 51356095), (5, 41084876), (7, 29346340), (10, 20542438), (14, 14673170), (20, 10271219), (28, 7336585), (35, 5869268), (70, 2934634), (140, 1467317)]