19466560

素因数分解:

$2^6\times 5^1\times {\mathrm{127}}^1\times {\mathrm{479}}^1$

素因数の和:623

約数の個数: 56

約数和(自身を含む): 46817280

約数和(自身を除く): 27350720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 160, 254, 320, 479, 508, 635, 958, 1016, 1270, 1916, 2032, 2395, 2540, 3832, 4064, 4790, 5080, 7664, 8128, 9580, 10160, 15328, 19160, 20320, 30656, 38320, 40640, 60833, 76640, 121666, 153280, 243332, 304165, 486664, 608330, 973328, 1216660, 1946656, 2433320, 3893312, 4866640, 9733280, 19466560]

約数ペア:

[(1, 19466560), (2, 9733280), (4, 4866640), (5, 3893312), (8, 2433320), (10, 1946656), (16, 1216660), (20, 973328), (32, 608330), (40, 486664), (64, 304165), (80, 243332), (127, 153280), (160, 121666), (254, 76640), (320, 60833), (479, 40640), (508, 38320), (635, 30656), (958, 20320), (1016, 19160), (1270, 15328), (1916, 10160), (2032, 9580), (2395, 8128), (2540, 7664), (3832, 5080), (4064, 4790)]