67933880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{242621}}^1$

素因数の和:242639

約数の個数: 32

約数和(自身を含む): 174687840

約数和(自身を除く): 106753960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 242621, 485242, 970484, 1213105, 1698347, 1940968, 2426210, 3396694, 4852420, 6793388, 8491735, 9704840, 13586776, 16983470, 33966940, 67933880]

約数ペア:

[(1, 67933880), (2, 33966940), (4, 16983470), (5, 13586776), (7, 9704840), (8, 8491735), (10, 6793388), (14, 4852420), (20, 3396694), (28, 2426210), (35, 1940968), (40, 1698347), (56, 1213105), (70, 970484), (140, 485242), (280, 242621)]