31446320

素因数分解:

$2^4\times 5^1\times {\mathrm{393079}}^1$

素因数の和:393092

約数の個数: 20

約数和(自身を含む): 73112880

約数和(自身を除く): 41666560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 393079, 786158, 1572316, 1965395, 3144632, 3930790, 6289264, 7861580, 15723160, 31446320]

約数ペア:

[(1, 31446320), (2, 15723160), (4, 7861580), (5, 6289264), (8, 3930790), (10, 3144632), (16, 1965395), (20, 1572316), (40, 786158), (80, 393079)]