54460760

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{12491}}^1$

素因数の和:12611

約数の個数: 32

約数和(自身を含む): 123670800

約数和(自身を除く): 69210040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 12491, 24982, 49964, 62455, 99928, 124910, 249820, 499640, 1361519, 2723038, 5446076, 6807595, 10892152, 13615190, 27230380, 54460760]

約数ペア:

[(1, 54460760), (2, 27230380), (4, 13615190), (5, 10892152), (8, 6807595), (10, 5446076), (20, 2723038), (40, 1361519), (109, 499640), (218, 249820), (436, 124910), (545, 99928), (872, 62455), (1090, 49964), (2180, 24982), (4360, 12491)]