71322340

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{50227}}^1$

素因数の和:50307

約数の個数: 24

約数和(自身を含む): 151889472

約数和(自身を除く): 80567132

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 50227, 100454, 200908, 251135, 502270, 1004540, 3566117, 7132234, 14264468, 17830585, 35661170, 71322340]

約数ペア:

[(1, 71322340), (2, 35661170), (4, 17830585), (5, 14264468), (10, 7132234), (20, 3566117), (71, 1004540), (142, 502270), (284, 251135), (355, 200908), (710, 100454), (1420, 50227)]