957971320

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{172297}}^1$

素因数の和:172447

約数の個数: 32

約数和(自身を含む): 2170954800

約数和(自身を除く): 1212983480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2780, 5560, 172297, 344594, 689188, 861485, 1378376, 1722970, 3445940, 6891880, 23949283, 47898566, 95797132, 119746415, 191594264, 239492830, 478985660, 957971320]

約数ペア:

[(1, 957971320), (2, 478985660), (4, 239492830), (5, 191594264), (8, 119746415), (10, 95797132), (20, 47898566), (40, 23949283), (139, 6891880), (278, 3445940), (556, 1722970), (695, 1378376), (1112, 861485), (1390, 689188), (2780, 344594), (5560, 172297)]