26717540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{439}}^1$

素因数の和:644

約数の個数: 48

約数和(自身を含む): 59875200

約数和(自身を除く): 33157660

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 179, 340, 358, 439, 716, 878, 895, 1756, 1790, 2195, 3043, 3580, 4390, 6086, 7463, 8780, 12172, 14926, 15215, 29852, 30430, 37315, 60860, 74630, 78581, 149260, 157162, 314324, 392905, 785810, 1335877, 1571620, 2671754, 5343508, 6679385, 13358770, 26717540]

約数ペア:

[(1, 26717540), (2, 13358770), (4, 6679385), (5, 5343508), (10, 2671754), (17, 1571620), (20, 1335877), (34, 785810), (68, 392905), (85, 314324), (170, 157162), (179, 149260), (340, 78581), (358, 74630), (439, 60860), (716, 37315), (878, 30430), (895, 29852), (1756, 15215), (1790, 14926), (2195, 12172), (3043, 8780), (3580, 7463), (4390, 6086)]