17668840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{63103}}^1$

素因数の和:63121

約数の個数: 32

約数和(自身を含む): 45434880

約数和(自身を除く): 27766040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 63103, 126206, 252412, 315515, 441721, 504824, 631030, 883442, 1262060, 1766884, 2208605, 2524120, 3533768, 4417210, 8834420, 17668840]

約数ペア:

[(1, 17668840), (2, 8834420), (4, 4417210), (5, 3533768), (7, 2524120), (8, 2208605), (10, 1766884), (14, 1262060), (20, 883442), (28, 631030), (35, 504824), (40, 441721), (56, 315515), (70, 252412), (140, 126206), (280, 63103)]