2598560

素因数分解:

$2^5\times 5^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1$

素因数の和:273

約数の個数: 48

約数和(自身を含む): 6237000

約数和(自身を除く): 3638440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 109, 149, 160, 218, 298, 436, 545, 596, 745, 872, 1090, 1192, 1490, 1744, 2180, 2384, 2980, 3488, 4360, 4768, 5960, 8720, 11920, 16241, 17440, 23840, 32482, 64964, 81205, 129928, 162410, 259856, 324820, 519712, 649640, 1299280, 2598560]

約数ペア:

[(1, 2598560), (2, 1299280), (4, 649640), (5, 519712), (8, 324820), (10, 259856), (16, 162410), (20, 129928), (32, 81205), (40, 64964), (80, 32482), (109, 23840), (149, 17440), (160, 16241), (218, 11920), (298, 8720), (436, 5960), (545, 4768), (596, 4360), (745, 3488), (872, 2980), (1090, 2384), (1192, 2180), (1490, 1744)]