1402045420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{887}}^1\times {\mathrm{4649}}^1$

素因数の和:5562

約数の個数: 48

約数和(自身を含む): 3121675200

約数和(自身を除く): 1719629780

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 887, 1774, 3548, 4435, 4649, 8870, 9298, 15079, 17740, 18596, 23245, 30158, 46490, 60316, 75395, 79033, 92980, 150790, 158066, 301580, 316132, 395165, 790330, 1580660, 4123663, 8247326, 16494652, 20618315, 41236630, 70102271, 82473260, 140204542, 280409084, 350511355, 701022710, 1402045420]

約数ペア:

[(1, 1402045420), (2, 701022710), (4, 350511355), (5, 280409084), (10, 140204542), (17, 82473260), (20, 70102271), (34, 41236630), (68, 20618315), (85, 16494652), (170, 8247326), (340, 4123663), (887, 1580660), (1774, 790330), (3548, 395165), (4435, 316132), (4649, 301580), (8870, 158066), (9298, 150790), (15079, 92980), (17740, 79033), (18596, 75395), (23245, 60316), (30158, 46490)]