219998530

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{68111}}^1$

素因数の和:68154

約数の個数: 32

約数和(自身を含む): 441365760

約数和(自身を除く): 221367230

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 170, 190, 323, 646, 1615, 3230, 68111, 136222, 340555, 681110, 1157887, 1294109, 2315774, 2588218, 5789435, 6470545, 11578870, 12941090, 21999853, 43999706, 109999265, 219998530]

約数ペア:

[(1, 219998530), (2, 109999265), (5, 43999706), (10, 21999853), (17, 12941090), (19, 11578870), (34, 6470545), (38, 5789435), (85, 2588218), (95, 2315774), (170, 1294109), (190, 1157887), (323, 681110), (646, 340555), (1615, 136222), (3230, 68111)]