38384920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{137089}}^1$

素因数の和:137107

約数の個数: 32

約数和(自身を含む): 98704800

約数和(自身を除く): 60319880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 137089, 274178, 548356, 685445, 959623, 1096712, 1370890, 1919246, 2741780, 3838492, 4798115, 5483560, 7676984, 9596230, 19192460, 38384920]

約数ペア:

[(1, 38384920), (2, 19192460), (4, 9596230), (5, 7676984), (7, 5483560), (8, 4798115), (10, 3838492), (14, 2741780), (20, 1919246), (28, 1370890), (35, 1096712), (40, 959623), (56, 685445), (70, 548356), (140, 274178), (280, 137089)]