1591720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3061}}^1$

素因数の和:3085

約数の個数: 32

約数和(自身を含む): 3858120

約数和(自身を除く): 2266400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 3061, 6122, 12244, 15305, 24488, 30610, 39793, 61220, 79586, 122440, 159172, 198965, 318344, 397930, 795860, 1591720]

約数ペア:

[(1, 1591720), (2, 795860), (4, 397930), (5, 318344), (8, 198965), (10, 159172), (13, 122440), (20, 79586), (26, 61220), (40, 39793), (52, 30610), (65, 24488), (104, 15305), (130, 12244), (260, 6122), (520, 3061)]