8785882040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{16895927}}^1$

素因数の和:16895951

約数の個数: 32

約数和(自身を含む): 21288869280

約数和(自身を除く): 12502987240

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 16895927, 33791854, 67583708, 84479635, 135167416, 168959270, 219647051, 337918540, 439294102, 675837080, 878588204, 1098235255, 1757176408, 2196470510, 4392941020, 8785882040]

約数ペア:

[(1, 8785882040), (2, 4392941020), (4, 2196470510), (5, 1757176408), (8, 1098235255), (10, 878588204), (13, 675837080), (20, 439294102), (26, 337918540), (40, 219647051), (52, 168959270), (65, 135167416), (104, 84479635), (130, 67583708), (260, 33791854), (520, 16895927)]