136815980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{977257}}^1$

素因数の和:977273

約数の個数: 24

約数和(自身を含む): 328358688

約数和(自身を除く): 191542708

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 977257, 1954514, 3909028, 4886285, 6840799, 9772570, 13681598, 19545140, 27363196, 34203995, 68407990, 136815980]

約数ペア:

[(1, 136815980), (2, 68407990), (4, 34203995), (5, 27363196), (7, 19545140), (10, 13681598), (14, 9772570), (20, 6840799), (28, 4886285), (35, 3909028), (70, 1954514), (140, 977257)]