38495440

素因数分解:

$2^4\times 5^1\times {\mathrm{389}}^1\times {\mathrm{1237}}^1$

素因数の和:1639

約数の個数: 40

約数和(自身を含む): 89804520

約数和(自身を除く): 51309080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 389, 778, 1237, 1556, 1945, 2474, 3112, 3890, 4948, 6185, 6224, 7780, 9896, 12370, 15560, 19792, 24740, 31120, 49480, 98960, 481193, 962386, 1924772, 2405965, 3849544, 4811930, 7699088, 9623860, 19247720, 38495440]

約数ペア:

[(1, 38495440), (2, 19247720), (4, 9623860), (5, 7699088), (8, 4811930), (10, 3849544), (16, 2405965), (20, 1924772), (40, 962386), (80, 481193), (389, 98960), (778, 49480), (1237, 31120), (1556, 24740), (1945, 19792), (2474, 15560), (3112, 12370), (3890, 9896), (4948, 7780), (6185, 6224)]