30749320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{109819}}^1$

素因数の和:109837

約数の個数: 32

約数和(自身を含む): 79070400

約数和(自身を除く): 48321080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 109819, 219638, 439276, 549095, 768733, 878552, 1098190, 1537466, 2196380, 3074932, 3843665, 4392760, 6149864, 7687330, 15374660, 30749320]

約数ペア:

[(1, 30749320), (2, 15374660), (4, 7687330), (5, 6149864), (7, 4392760), (8, 3843665), (10, 3074932), (14, 2196380), (20, 1537466), (28, 1098190), (35, 878552), (40, 768733), (56, 549095), (70, 439276), (140, 219638), (280, 109819)]