54936140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{4409}}^1$

素因数の和:4514

約数の個数: 48

約数和(自身を含む): 133358400

約数和(自身を除く): 78422260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 140, 178, 356, 445, 623, 890, 1246, 1780, 2492, 3115, 4409, 6230, 8818, 12460, 17636, 22045, 30863, 44090, 61726, 88180, 123452, 154315, 308630, 392401, 617260, 784802, 1569604, 1962005, 2746807, 3924010, 5493614, 7848020, 10987228, 13734035, 27468070, 54936140]

約数ペア:

[(1, 54936140), (2, 27468070), (4, 13734035), (5, 10987228), (7, 7848020), (10, 5493614), (14, 3924010), (20, 2746807), (28, 1962005), (35, 1569604), (70, 784802), (89, 617260), (140, 392401), (178, 308630), (356, 154315), (445, 123452), (623, 88180), (890, 61726), (1246, 44090), (1780, 30863), (2492, 22045), (3115, 17636), (4409, 12460), (6230, 8818)]