68983880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{246371}}^1$

素因数の和:246389

約数の個数: 32

約数和(自身を含む): 177387840

約数和(自身を除く): 108403960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 246371, 492742, 985484, 1231855, 1724597, 1970968, 2463710, 3449194, 4927420, 6898388, 8622985, 9854840, 13796776, 17245970, 34491940, 68983880]

約数ペア:

[(1, 68983880), (2, 34491940), (4, 17245970), (5, 13796776), (7, 9854840), (8, 8622985), (10, 6898388), (14, 4927420), (20, 3449194), (28, 2463710), (35, 1970968), (40, 1724597), (56, 1231855), (70, 985484), (140, 492742), (280, 246371)]