9855020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{70393}}^1$

素因数の和:70409

約数の個数: 24

約数和(自身を含む): 23652384

約数和(自身を除く): 13797364

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 70393, 140786, 281572, 351965, 492751, 703930, 985502, 1407860, 1971004, 2463755, 4927510, 9855020]

約数ペア:

[(1, 9855020), (2, 4927510), (4, 2463755), (5, 1971004), (7, 1407860), (10, 985502), (14, 703930), (20, 492751), (28, 351965), (35, 281572), (70, 140786), (140, 70393)]