528920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1889}}^1$

素因数の和:1907

約数の個数: 32

約数和(自身を含む): 1360800

約数和(自身を除く): 831880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1889, 3778, 7556, 9445, 13223, 15112, 18890, 26446, 37780, 52892, 66115, 75560, 105784, 132230, 264460, 528920]

約数ペア:

[(1, 528920), (2, 264460), (4, 132230), (5, 105784), (7, 75560), (8, 66115), (10, 52892), (14, 37780), (20, 26446), (28, 18890), (35, 15112), (40, 13223), (56, 9445), (70, 7556), (140, 3778), (280, 1889)]