15195880

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{7753}}^1$

素因数の和:7778

約数の個数: 48

約数和(自身を含む): 39778020

約数和(自身を除く): 24582140

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 7753, 15506, 31012, 38765, 54271, 62024, 77530, 108542, 155060, 217084, 271355, 310120, 379897, 434168, 542710, 759794, 1085420, 1519588, 1899485, 2170840, 3039176, 3798970, 7597940, 15195880]

約数ペア:

[(1, 15195880), (2, 7597940), (4, 3798970), (5, 3039176), (7, 2170840), (8, 1899485), (10, 1519588), (14, 1085420), (20, 759794), (28, 542710), (35, 434168), (40, 379897), (49, 310120), (56, 271355), (70, 217084), (98, 155060), (140, 108542), (196, 77530), (245, 62024), (280, 54271), (392, 38765), (490, 31012), (980, 15506), (1960, 7753)]