26405420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{2099}}^1$

素因数の和:2162

約数の個数: 48

約数和(自身を含む): 60328800

約数和(自身を除く): 33923380

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 37, 68, 74, 85, 148, 170, 185, 340, 370, 629, 740, 1258, 2099, 2516, 3145, 4198, 6290, 8396, 10495, 12580, 20990, 35683, 41980, 71366, 77663, 142732, 155326, 178415, 310652, 356830, 388315, 713660, 776630, 1320271, 1553260, 2640542, 5281084, 6601355, 13202710, 26405420]

約数ペア:

[(1, 26405420), (2, 13202710), (4, 6601355), (5, 5281084), (10, 2640542), (17, 1553260), (20, 1320271), (34, 776630), (37, 713660), (68, 388315), (74, 356830), (85, 310652), (148, 178415), (170, 155326), (185, 142732), (340, 77663), (370, 71366), (629, 41980), (740, 35683), (1258, 20990), (2099, 12580), (2516, 10495), (3145, 8396), (4198, 6290)]