1085240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2087}}^1$

素因数の和:2111

約数の個数: 32

約数和(自身を含む): 2630880

約数和(自身を除く): 1545640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 2087, 4174, 8348, 10435, 16696, 20870, 27131, 41740, 54262, 83480, 108524, 135655, 217048, 271310, 542620, 1085240]

約数ペア:

[(1, 1085240), (2, 542620), (4, 271310), (5, 217048), (8, 135655), (10, 108524), (13, 83480), (20, 54262), (26, 41740), (40, 27131), (52, 20870), (65, 16696), (104, 10435), (130, 8348), (260, 4174), (520, 2087)]