42854420

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{6247}}^1$

素因数の和:6277

約数の個数: 48

約数和(自身を含む): 104966400

約数和(自身を除く): 62111980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 6247, 6860, 12494, 24988, 31235, 43729, 62470, 87458, 124940, 174916, 218645, 306103, 437290, 612206, 874580, 1224412, 1530515, 2142721, 3061030, 4285442, 6122060, 8570884, 10713605, 21427210, 42854420]

約数ペア:

[(1, 42854420), (2, 21427210), (4, 10713605), (5, 8570884), (7, 6122060), (10, 4285442), (14, 3061030), (20, 2142721), (28, 1530515), (35, 1224412), (49, 874580), (70, 612206), (98, 437290), (140, 306103), (196, 218645), (245, 174916), (343, 124940), (490, 87458), (686, 62470), (980, 43729), (1372, 31235), (1715, 24988), (3430, 12494), (6247, 6860)]