265635020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{7873}}^1$

素因数の和:8130

約数の個数: 48

約数和(自身を含む): 640250688

約数和(自身を除く): 374615668

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 241, 482, 964, 1205, 1687, 2410, 3374, 4820, 6748, 7873, 8435, 15746, 16870, 31492, 33740, 39365, 55111, 78730, 110222, 157460, 220444, 275555, 551110, 1102220, 1897393, 3794786, 7589572, 9486965, 13281751, 18973930, 26563502, 37947860, 53127004, 66408755, 132817510, 265635020]

約数ペア:

[(1, 265635020), (2, 132817510), (4, 66408755), (5, 53127004), (7, 37947860), (10, 26563502), (14, 18973930), (20, 13281751), (28, 9486965), (35, 7589572), (70, 3794786), (140, 1897393), (241, 1102220), (482, 551110), (964, 275555), (1205, 220444), (1687, 157460), (2410, 110222), (3374, 78730), (4820, 55111), (6748, 39365), (7873, 33740), (8435, 31492), (15746, 16870)]