403490590

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{5477}}^1$

素因数の和:5676

約数の個数: 32

約数和(自身を含む): 745446240

約数和(自身を除く): 341955650

約数列:

[1, 2, 5, 10, 53, 106, 139, 265, 278, 530, 695, 1390, 5477, 7367, 10954, 14734, 27385, 36835, 54770, 73670, 290281, 580562, 761303, 1451405, 1522606, 2902810, 3806515, 7613030, 40349059, 80698118, 201745295, 403490590]

約数ペア:

[(1, 403490590), (2, 201745295), (5, 80698118), (10, 40349059), (53, 7613030), (106, 3806515), (139, 2902810), (265, 1522606), (278, 1451405), (530, 761303), (695, 580562), (1390, 290281), (5477, 73670), (7367, 54770), (10954, 36835), (14734, 27385)]