16678780

素因数分解:

$2^2\times 5^1\times {\mathrm{479}}^1\times {\mathrm{1741}}^1$

素因数の和:2229

約数の個数: 24

約数和(自身を含む): 35118720

約数和(自身を除く): 18439940

約数列:

[1, 2, 4, 5, 10, 20, 479, 958, 1741, 1916, 2395, 3482, 4790, 6964, 8705, 9580, 17410, 34820, 833939, 1667878, 3335756, 4169695, 8339390, 16678780]

約数ペア:

[(1, 16678780), (2, 8339390), (4, 4169695), (5, 3335756), (10, 1667878), (20, 833939), (479, 34820), (958, 17410), (1741, 9580), (1916, 8705), (2395, 6964), (3482, 4790)]