420032012

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{1223}}^1\times {\mathrm{4519}}^1$

素因数の和:5765

約数の個数: 24

約数和(自身を含む): 774547200

約数和(自身を除く): 354515188

約数列:

[1, 2, 4, 19, 38, 76, 1223, 2446, 4519, 4892, 9038, 18076, 23237, 46474, 85861, 92948, 171722, 343444, 5526737, 11053474, 22106948, 105008003, 210016006, 420032012]

約数ペア:

[(1, 420032012), (2, 210016006), (4, 105008003), (19, 22106948), (38, 11053474), (76, 5526737), (1223, 343444), (2446, 171722), (4519, 92948), (4892, 85861), (9038, 46474), (18076, 23237)]