74345420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{449}}^1\times {\mathrm{487}}^1$

素因数の和:962

約数の個数: 48

約数和(自身を含む): 166017600

約数和(自身を除く): 91672180

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 449, 487, 898, 974, 1796, 1948, 2245, 2435, 4490, 4870, 7633, 8279, 8980, 9740, 15266, 16558, 30532, 33116, 38165, 41395, 76330, 82790, 152660, 165580, 218663, 437326, 874652, 1093315, 2186630, 3717271, 4373260, 7434542, 14869084, 18586355, 37172710, 74345420]

約数ペア:

[(1, 74345420), (2, 37172710), (4, 18586355), (5, 14869084), (10, 7434542), (17, 4373260), (20, 3717271), (34, 2186630), (68, 1093315), (85, 874652), (170, 437326), (340, 218663), (449, 165580), (487, 152660), (898, 82790), (974, 76330), (1796, 41395), (1948, 38165), (2245, 33116), (2435, 30532), (4490, 16558), (4870, 15266), (7633, 9740), (8279, 8980)]