7926620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{709}}^1$

素因数の和:774

約数の個数: 48

約数和(自身を含む): 18369120

約数和(自身を除く): 10442500

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 172, 215, 260, 430, 559, 709, 860, 1118, 1418, 2236, 2795, 2836, 3545, 5590, 7090, 9217, 11180, 14180, 18434, 30487, 36868, 46085, 60974, 92170, 121948, 152435, 184340, 304870, 396331, 609740, 792662, 1585324, 1981655, 3963310, 7926620]

約数ペア:

[(1, 7926620), (2, 3963310), (4, 1981655), (5, 1585324), (10, 792662), (13, 609740), (20, 396331), (26, 304870), (43, 184340), (52, 152435), (65, 121948), (86, 92170), (130, 60974), (172, 46085), (215, 36868), (260, 30487), (430, 18434), (559, 14180), (709, 11180), (860, 9217), (1118, 7090), (1418, 5590), (2236, 3545), (2795, 2836)]