193457320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{690919}}^1$

素因数の和:690937

約数の個数: 32

約数和(自身を含む): 497462400

約数和(自身を除く): 304005080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 690919, 1381838, 2763676, 3454595, 4836433, 5527352, 6909190, 9672866, 13818380, 19345732, 24182165, 27636760, 38691464, 48364330, 96728660, 193457320]

約数ペア:

[(1, 193457320), (2, 96728660), (4, 48364330), (5, 38691464), (7, 27636760), (8, 24182165), (10, 19345732), (14, 13818380), (20, 9672866), (28, 6909190), (35, 5527352), (40, 4836433), (56, 3454595), (70, 2763676), (140, 1381838), (280, 690919)]