7447180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{28643}}^1$

素因数の和:28665

約数の個数: 24

約数和(自身を含む): 16842672

約数和(自身を除く): 9395492

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 28643, 57286, 114572, 143215, 286430, 372359, 572860, 744718, 1489436, 1861795, 3723590, 7447180]

約数ペア:

[(1, 7447180), (2, 3723590), (4, 1861795), (5, 1489436), (10, 744718), (13, 572860), (20, 372359), (26, 286430), (52, 143215), (65, 114572), (130, 57286), (260, 28643)]