127395940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{909971}}^1$

素因数の和:909987

約数の個数: 24

約数和(自身を含む): 305750592

約数和(自身を除く): 178354652

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 909971, 1819942, 3639884, 4549855, 6369797, 9099710, 12739594, 18199420, 25479188, 31848985, 63697970, 127395940]

約数ペア:

[(1, 127395940), (2, 63697970), (4, 31848985), (5, 25479188), (7, 18199420), (10, 12739594), (14, 9099710), (20, 6369797), (28, 4549855), (35, 3639884), (70, 1819942), (140, 909971)]