3887971390

素因数分解:

$2^1\times 5^1\times {\mathrm{971}}^1\times {\mathrm{400409}}^1$

素因数の和:401387

約数の個数: 16

約数和(自身を含む): 7005573360

約数和(自身を除く): 3117601970

約数列:

[1, 2, 5, 10, 971, 1942, 4855, 9710, 400409, 800818, 2002045, 4004090, 388797139, 777594278, 1943985695, 3887971390]

約数ペア:

[(1, 3887971390), (2, 1943985695), (5, 777594278), (10, 388797139), (971, 4004090), (1942, 2002045), (4855, 800818), (9710, 400409)]