7905960020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{56471143}}^1$

素因数の和:56471159

約数の個数: 24

約数和(自身を含む): 18974304384

約数和(自身を除く): 11068344364

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 56471143, 112942286, 225884572, 282355715, 395298001, 564711430, 790596002, 1129422860, 1581192004, 1976490005, 3952980010, 7905960020]

約数ペア:

[(1, 7905960020), (2, 3952980010), (4, 1976490005), (5, 1581192004), (7, 1129422860), (10, 790596002), (14, 564711430), (20, 395298001), (28, 282355715), (35, 225884572), (70, 112942286), (140, 56471143)]