70265720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{250949}}^1$

素因数の和:250967

約数の個数: 32

約数和(自身を含む): 180684000

約数和(自身を除く): 110418280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 250949, 501898, 1003796, 1254745, 1756643, 2007592, 2509490, 3513286, 5018980, 7026572, 8783215, 10037960, 14053144, 17566430, 35132860, 70265720]

約数ペア:

[(1, 70265720), (2, 35132860), (4, 17566430), (5, 14053144), (7, 10037960), (8, 8783215), (10, 7026572), (14, 5018980), (20, 3513286), (28, 2509490), (35, 2007592), (40, 1756643), (56, 1254745), (70, 1003796), (140, 501898), (280, 250949)]