16945460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{121039}}^1$

素因数の和:121055

約数の個数: 24

約数和(自身を含む): 40669440

約数和(自身を除く): 23723980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 121039, 242078, 484156, 605195, 847273, 1210390, 1694546, 2420780, 3389092, 4236365, 8472730, 16945460]

約数ペア:

[(1, 16945460), (2, 8472730), (4, 4236365), (5, 3389092), (7, 2420780), (10, 1694546), (14, 1210390), (20, 847273), (28, 605195), (35, 484156), (70, 242078), (140, 121039)]