53672920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{191689}}^1$

素因数の和:191707

約数の個数: 32

約数和(自身を含む): 138016800

約数和(自身を除く): 84343880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 191689, 383378, 766756, 958445, 1341823, 1533512, 1916890, 2683646, 3833780, 5367292, 6709115, 7667560, 10734584, 13418230, 26836460, 53672920]

約数ペア:

[(1, 53672920), (2, 26836460), (4, 13418230), (5, 10734584), (7, 7667560), (8, 6709115), (10, 5367292), (14, 3833780), (20, 2683646), (28, 1916890), (35, 1533512), (40, 1341823), (56, 958445), (70, 766756), (140, 383378), (280, 191689)]