2002520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3851}}^1$

素因数の和:3875

約数の個数: 32

約数和(自身を含む): 4853520

約数和(自身を除く): 2851000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 3851, 7702, 15404, 19255, 30808, 38510, 50063, 77020, 100126, 154040, 200252, 250315, 400504, 500630, 1001260, 2002520]

約数ペア:

[(1, 2002520), (2, 1001260), (4, 500630), (5, 400504), (8, 250315), (10, 200252), (13, 154040), (20, 100126), (26, 77020), (40, 50063), (52, 38510), (65, 30808), (104, 19255), (130, 15404), (260, 7702), (520, 3851)]