20594550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{251}}^1\times {\mathrm{547}}^1$

素因数の和:813

約数の個数: 48

約数和(自身を含む): 51371712

約数和(自身を除く): 30777162

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 251, 502, 547, 753, 1094, 1255, 1506, 1641, 2510, 2735, 3282, 3765, 5470, 6275, 7530, 8205, 12550, 13675, 16410, 18825, 27350, 37650, 41025, 82050, 137297, 274594, 411891, 686485, 823782, 1372970, 2059455, 3432425, 4118910, 6864850, 10297275, 20594550]

約数ペア:

[(1, 20594550), (2, 10297275), (3, 6864850), (5, 4118910), (6, 3432425), (10, 2059455), (15, 1372970), (25, 823782), (30, 686485), (50, 411891), (75, 274594), (150, 137297), (251, 82050), (502, 41025), (547, 37650), (753, 27350), (1094, 18825), (1255, 16410), (1506, 13675), (1641, 12550), (2510, 8205), (2735, 7530), (3282, 6275), (3765, 5470)]