4450640

素因数分解:

$2^4\times 5^1\times {\mathrm{55633}}^1$

素因数の和:55646

約数の個数: 20

約数和(自身を含む): 10347924

約数和(自身を除く): 5897284

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 55633, 111266, 222532, 278165, 445064, 556330, 890128, 1112660, 2225320, 4450640]

約数ペア:

[(1, 4450640), (2, 2225320), (4, 1112660), (5, 890128), (8, 556330), (10, 445064), (16, 278165), (20, 222532), (40, 111266), (80, 55633)]