28030760

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{8443}}^1$

素因数の和:8537

約数の個数: 32

約数和(自身を含む): 63836640

約数和(自身を除く): 35805880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 8443, 16886, 33772, 42215, 67544, 84430, 168860, 337720, 700769, 1401538, 2803076, 3503845, 5606152, 7007690, 14015380, 28030760]

約数ペア:

[(1, 28030760), (2, 14015380), (4, 7007690), (5, 5606152), (8, 3503845), (10, 2803076), (20, 1401538), (40, 700769), (83, 337720), (166, 168860), (332, 84430), (415, 67544), (664, 42215), (830, 33772), (1660, 16886), (3320, 8443)]