670040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{2393}}^1$

素因数の和:2411

約数の個数: 32

約数和(自身を含む): 1723680

約数和(自身を除く): 1053640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 2393, 4786, 9572, 11965, 16751, 19144, 23930, 33502, 47860, 67004, 83755, 95720, 134008, 167510, 335020, 670040]

約数ペア:

[(1, 670040), (2, 335020), (4, 167510), (5, 134008), (7, 95720), (8, 83755), (10, 67004), (14, 47860), (20, 33502), (28, 23930), (35, 19144), (40, 16751), (56, 11965), (70, 9572), (140, 4786), (280, 2393)]