1049380

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{739}}^1$

素因数の和:819

約数の個数: 24

約数和(自身を含む): 2237760

約数和(自身を除く): 1188380

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 739, 1420, 1478, 2956, 3695, 7390, 14780, 52469, 104938, 209876, 262345, 524690, 1049380]

約数ペア:

[(1, 1049380), (2, 524690), (4, 262345), (5, 209876), (10, 104938), (20, 52469), (71, 14780), (142, 7390), (284, 3695), (355, 2956), (710, 1478), (739, 1420)]