17234420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{479}}^1$

素因数の和:752

約数の個数: 48

約数和(自身を含む): 41610240

約数和(自身を除く): 24375820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 257, 479, 514, 958, 1028, 1285, 1799, 1916, 2395, 2570, 3353, 3598, 4790, 5140, 6706, 7196, 8995, 9580, 13412, 16765, 17990, 33530, 35980, 67060, 123103, 246206, 492412, 615515, 861721, 1231030, 1723442, 2462060, 3446884, 4308605, 8617210, 17234420]

約数ペア:

[(1, 17234420), (2, 8617210), (4, 4308605), (5, 3446884), (7, 2462060), (10, 1723442), (14, 1231030), (20, 861721), (28, 615515), (35, 492412), (70, 246206), (140, 123103), (257, 67060), (479, 35980), (514, 33530), (958, 17990), (1028, 16765), (1285, 13412), (1799, 9580), (1916, 8995), (2395, 7196), (2570, 6706), (3353, 5140), (3598, 4790)]