8810320880

素因数分解:

$2^4\times 5^1\times {\mathrm{251}}^1\times {\mathrm{438761}}^1$

素因数の和:439025

約数の個数: 40

約数和(自身を含む): 20565652464

約数和(自身を除く): 11755331584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 251, 502, 1004, 1255, 2008, 2510, 4016, 5020, 10040, 20080, 438761, 877522, 1755044, 2193805, 3510088, 4387610, 7020176, 8775220, 17550440, 35100880, 110129011, 220258022, 440516044, 550645055, 881032088, 1101290110, 1762064176, 2202580220, 4405160440, 8810320880]

約数ペア:

[(1, 8810320880), (2, 4405160440), (4, 2202580220), (5, 1762064176), (8, 1101290110), (10, 881032088), (16, 550645055), (20, 440516044), (40, 220258022), (80, 110129011), (251, 35100880), (502, 17550440), (1004, 8775220), (1255, 7020176), (2008, 4387610), (2510, 3510088), (4016, 2193805), (5020, 1755044), (10040, 877522), (20080, 438761)]