1326520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2551}}^1$

素因数の和:2575

約数の個数: 32

約数和(自身を含む): 3215520

約数和(自身を除く): 1889000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 2551, 5102, 10204, 12755, 20408, 25510, 33163, 51020, 66326, 102040, 132652, 165815, 265304, 331630, 663260, 1326520]

約数ペア:

[(1, 1326520), (2, 663260), (4, 331630), (5, 265304), (8, 165815), (10, 132652), (13, 102040), (20, 66326), (26, 51020), (40, 33163), (52, 25510), (65, 20408), (104, 12755), (130, 10204), (260, 5102), (520, 2551)]