63901340

素因数分解:

$2^2\times 5^1\times {\mathrm{643}}^1\times {\mathrm{4969}}^1$

素因数の和:5621

約数の個数: 24

約数和(自身を含む): 134428560

約数和(自身を除く): 70527220

約数列:

[1, 2, 4, 5, 10, 20, 643, 1286, 2572, 3215, 4969, 6430, 9938, 12860, 19876, 24845, 49690, 99380, 3195067, 6390134, 12780268, 15975335, 31950670, 63901340]

約数ペア:

[(1, 63901340), (2, 31950670), (4, 15975335), (5, 12780268), (10, 6390134), (20, 3195067), (643, 99380), (1286, 49690), (2572, 24845), (3215, 19876), (4969, 12860), (6430, 9938)]