222719560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{795427}}^1$

素因数の和:795445

約数の個数: 32

約数和(自身を含む): 572708160

約数和(自身を除く): 349988600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 795427, 1590854, 3181708, 3977135, 5567989, 6363416, 7954270, 11135978, 15908540, 22271956, 27839945, 31817080, 44543912, 55679890, 111359780, 222719560]

約数ペア:

[(1, 222719560), (2, 111359780), (4, 55679890), (5, 44543912), (7, 31817080), (8, 27839945), (10, 22271956), (14, 15908540), (20, 11135978), (28, 7954270), (35, 6363416), (40, 5567989), (56, 3977135), (70, 3181708), (140, 1590854), (280, 795427)]