56808920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{202889}}^1$

素因数の和:202907

約数の個数: 32

約数和(自身を含む): 146080800

約数和(自身を除く): 89271880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 202889, 405778, 811556, 1014445, 1420223, 1623112, 2028890, 2840446, 4057780, 5680892, 7101115, 8115560, 11361784, 14202230, 28404460, 56808920]

約数ペア:

[(1, 56808920), (2, 28404460), (4, 14202230), (5, 11361784), (7, 8115560), (8, 7101115), (10, 5680892), (14, 4057780), (20, 2840446), (28, 2028890), (35, 1623112), (40, 1420223), (56, 1014445), (70, 811556), (140, 405778), (280, 202889)]