11268880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{20123}}^1$

素因数の和:20143

約数の個数: 40

約数和(自身を含む): 29944512

約数和(自身を除く): 18675632

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 20123, 40246, 80492, 100615, 140861, 160984, 201230, 281722, 321968, 402460, 563444, 704305, 804920, 1126888, 1408610, 1609840, 2253776, 2817220, 5634440, 11268880]

約数ペア:

[(1, 11268880), (2, 5634440), (4, 2817220), (5, 2253776), (7, 1609840), (8, 1408610), (10, 1126888), (14, 804920), (16, 704305), (20, 563444), (28, 402460), (35, 321968), (40, 281722), (56, 201230), (70, 160984), (80, 140861), (112, 100615), (140, 80492), (280, 40246), (560, 20123)]