19629680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{35053}}^1$

素因数の和:35073

約数の個数: 40

約数和(自身を含む): 52160352

約数和(自身を除く): 32530672

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 35053, 70106, 140212, 175265, 245371, 280424, 350530, 490742, 560848, 701060, 981484, 1226855, 1402120, 1962968, 2453710, 2804240, 3925936, 4907420, 9814840, 19629680]

約数ペア:

[(1, 19629680), (2, 9814840), (4, 4907420), (5, 3925936), (7, 2804240), (8, 2453710), (10, 1962968), (14, 1402120), (16, 1226855), (20, 981484), (28, 701060), (35, 560848), (40, 490742), (56, 350530), (70, 280424), (80, 245371), (112, 175265), (140, 140212), (280, 70106), (560, 35053)]