135381740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{520699}}^1$

素因数の和:520721

約数の個数: 24

約数和(自身を含む): 306171600

約数和(自身を除く): 170789860

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 520699, 1041398, 2082796, 2603495, 5206990, 6769087, 10413980, 13538174, 27076348, 33845435, 67690870, 135381740]

約数ペア:

[(1, 135381740), (2, 67690870), (4, 33845435), (5, 27076348), (10, 13538174), (13, 10413980), (20, 6769087), (26, 5206990), (52, 2603495), (65, 2082796), (130, 1041398), (260, 520699)]