8671880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{30971}}^1$

素因数の和:30989

約数の個数: 32

約数和(自身を含む): 22299840

約数和(自身を除く): 13627960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 30971, 61942, 123884, 154855, 216797, 247768, 309710, 433594, 619420, 867188, 1083985, 1238840, 1734376, 2167970, 4335940, 8671880]

約数ペア:

[(1, 8671880), (2, 4335940), (4, 2167970), (5, 1734376), (7, 1238840), (8, 1083985), (10, 867188), (14, 619420), (20, 433594), (28, 309710), (35, 247768), (40, 216797), (56, 154855), (70, 123884), (140, 61942), (280, 30971)]