39746840

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{2897}}^1$

素因数の和:2929

約数の個数: 64

約数和(自身を含む): 104328000

約数和(自身を除く): 64581160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 980, 1372, 1715, 1960, 2744, 2897, 3430, 5794, 6860, 11588, 13720, 14485, 20279, 23176, 28970, 40558, 57940, 81116, 101395, 115880, 141953, 162232, 202790, 283906, 405580, 567812, 709765, 811160, 993671, 1135624, 1419530, 1987342, 2839060, 3974684, 4968355, 5678120, 7949368, 9936710, 19873420, 39746840]

約数ペア:

[(1, 39746840), (2, 19873420), (4, 9936710), (5, 7949368), (7, 5678120), (8, 4968355), (10, 3974684), (14, 2839060), (20, 1987342), (28, 1419530), (35, 1135624), (40, 993671), (49, 811160), (56, 709765), (70, 567812), (98, 405580), (140, 283906), (196, 202790), (245, 162232), (280, 141953), (343, 115880), (392, 101395), (490, 81116), (686, 57940), (980, 40558), (1372, 28970), (1715, 23176), (1960, 20279), (2744, 14485), (2897, 13720), (3430, 11588), (5794, 6860)]