127560820

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{1399}}^1$

素因数の和:1552

約数の個数: 48

約数和(自身を含む): 276595200

約数和(自身を除く): 149034380

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 97, 188, 194, 235, 388, 470, 485, 940, 970, 1399, 1940, 2798, 4559, 5596, 6995, 9118, 13990, 18236, 22795, 27980, 45590, 65753, 91180, 131506, 135703, 263012, 271406, 328765, 542812, 657530, 678515, 1315060, 1357030, 2714060, 6378041, 12756082, 25512164, 31890205, 63780410, 127560820]

約数ペア:

[(1, 127560820), (2, 63780410), (4, 31890205), (5, 25512164), (10, 12756082), (20, 6378041), (47, 2714060), (94, 1357030), (97, 1315060), (188, 678515), (194, 657530), (235, 542812), (388, 328765), (470, 271406), (485, 263012), (940, 135703), (970, 131506), (1399, 91180), (1940, 65753), (2798, 45590), (4559, 27980), (5596, 22795), (6995, 18236), (9118, 13990)]