28969520

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{9787}}^1$

素因数の和:9837

約数の個数: 40

約数和(自身を含む): 69181584

約数和(自身を除く): 40212064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 9787, 19574, 39148, 48935, 78296, 97870, 156592, 195740, 362119, 391480, 724238, 782960, 1448476, 1810595, 2896952, 3621190, 5793904, 7242380, 14484760, 28969520]

約数ペア:

[(1, 28969520), (2, 14484760), (4, 7242380), (5, 5793904), (8, 3621190), (10, 2896952), (16, 1810595), (20, 1448476), (37, 782960), (40, 724238), (74, 391480), (80, 362119), (148, 195740), (185, 156592), (296, 97870), (370, 78296), (592, 48935), (740, 39148), (1480, 19574), (2960, 9787)]