149740220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1069573}}^1$

素因数の和:1069589

約数の個数: 24

約数和(自身を含む): 359376864

約数和(自身を除く): 209636644

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1069573, 2139146, 4278292, 5347865, 7487011, 10695730, 14974022, 21391460, 29948044, 37435055, 74870110, 149740220]

約数ペア:

[(1, 149740220), (2, 74870110), (4, 37435055), (5, 29948044), (7, 21391460), (10, 14974022), (14, 10695730), (20, 7487011), (28, 5347865), (35, 4278292), (70, 2139146), (140, 1069573)]