17522840

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{4019}}^1$

素因数の和:4139

約数の個数: 32

約数和(自身を含む): 39798000

約数和(自身を除く): 22275160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4019, 4360, 8038, 16076, 20095, 32152, 40190, 80380, 160760, 438071, 876142, 1752284, 2190355, 3504568, 4380710, 8761420, 17522840]

約数ペア:

[(1, 17522840), (2, 8761420), (4, 4380710), (5, 3504568), (8, 2190355), (10, 1752284), (20, 876142), (40, 438071), (109, 160760), (218, 80380), (436, 40190), (545, 32152), (872, 20095), (1090, 16076), (2180, 8038), (4019, 4360)]