86714620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{255043}}^1$

素因数の和:255069

約数の個数: 24

約数和(自身を含む): 192813264

約数和(自身を除く): 106098644

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 255043, 510086, 1020172, 1275215, 2550430, 4335731, 5100860, 8671462, 17342924, 21678655, 43357310, 86714620]

約数ペア:

[(1, 86714620), (2, 43357310), (4, 21678655), (5, 17342924), (10, 8671462), (17, 5100860), (20, 4335731), (34, 2550430), (68, 1275215), (85, 1020172), (170, 510086), (340, 255043)]