30755480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{109841}}^1$

素因数の和:109859

約数の個数: 32

約数和(自身を含む): 79086240

約数和(自身を除く): 48330760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 109841, 219682, 439364, 549205, 768887, 878728, 1098410, 1537774, 2196820, 3075548, 3844435, 4393640, 6151096, 7688870, 15377740, 30755480]

約数ペア:

[(1, 30755480), (2, 15377740), (4, 7688870), (5, 6151096), (7, 4393640), (8, 3844435), (10, 3075548), (14, 2196820), (20, 1537774), (28, 1098410), (35, 878728), (40, 768887), (56, 549205), (70, 439364), (140, 219682), (280, 109841)]